Category: Synonyms & Usage

Can’t is the short form of cannot. You use it to say something is impossible, not allowed, or beyond your ability. It belongs to a family of English contractions, including I’d, I’ll and won’t, that fold two words into one with an apostrophe.

What can’t means

Can’t has three main jobs:

• Ability: “I can’t swim.”
• Permission: “You can’t park here after 6 p.m.”
• Certainty that something is false: “That can’t be right. I paid the bill yesterday.”

The third use surprises learners. “She can’t be home yet” doesn’t mean she is forbidden to be home. It means you’re sure she isn’t.

Can’t, cannot or can not?

Form	Register	Example
can’t	Everyday speech, casual writing	I can’t come tonight, sorry.
cannot	Formal writing, emphasis	Applicants cannot reapply within 12 months.
can not	Only when not goes with the next word	You can not reply if you’d rather keep quiet.

In most sentences, cannot is written as one word. Two words only make sense when not belongs to the following phrase, as in “you have the option of not replying.”

How n’t contractions work

The ending n’t attaches only to auxiliary and modal verbs. That’s why “good n’t” isn’t real English. Good is an adjective, so it can’t take n’t. You’ll see “goodn’t” online, sometimes as a joke and sometimes as internet slang meaning “bad” or “not good,” but it isn’t standard English.

A few forms change spelling when they contract. Will not becomes won’t, and shall not becomes shan’t. Cannot drops one n to become can’t.

Full form	Contraction	Note
cannot	can’t	Most common
will not	won’t	Irregular spelling
do not	don’t	Plural noun: dos and don’ts
should not	shouldn’t	Regular
must not	mustn’t	Silent first t

I’d, I’ll and other pronoun contractions

I’ll means I will (and sometimes I shall). I’d takes more work, because it can stand for two phrases. Look at the next word to tell them apart.

Contraction	Stands for	Quick test
I’ll	I will	“I’ll call you.”
I’d + base verb	I would	“I’d love to.”
I’d + past participle	I had	“I’d already left.”
I’d better	I had better	Fixed phrase

What about me’s? It isn’t a standard contraction. You’ll only hear it in some regional dialects. In standard English, the possessive is my: “my bag,” never “me’s bag.”

Why people search “can t” and “i ll”

Phones and search boxes often drop the apostrophe. That’s how “can t” and “i ll” end up in searches. In your own writing, keep the apostrophe. Ill without it is a different word that means sick.

Translations of can’t

English	Translation	Note
I can’t	Spanish: no puedo	Same in formal and informal
You can’t	Spanish: no puedes / no puede	Informal tú / formal usted
I can’t	French: je ne peux pas	Spoken: je peux pas
You can’t	French: tu ne peux pas / vous ne pouvez pas	Informal / formal
I can’t	German: ich kann nicht	No contraction
I can’t	Italian: non posso

FAQ

Is can’t too informal for essays?

In most academic and legal writing, yes. Use cannot there. In emails, articles and dialogue, can’t reads naturally.

What are good synonyms for can’t?

Cannot, am unable to, it’s impossible to and am not allowed to all work. Choose the one that fits your meaning.

How do you make a question tag with can’t?

Pair a positive statement with a negative tag: “You can drive, can’t you?”

Both “do’s and don’ts” and “dos and don’ts” are correct, and major style guides split between them. The one form that is always wrong is a second apostrophe in the negative half: write “don’ts,” never “don’t’s” or “dont’s.” Below I explain why each spelling exists, which guide wants which, and how I decide which one to use.

The Short Answer

If you only need a quick fix, here it is.

• Do’s and don’ts is correct. AP style uses it, and it is the most common form on the web and in print.
• Dos and don’ts is also correct. The Chicago Manual of Style and the major British dictionaries prefer it.
• Don’ts has exactly one apostrophe. That apostrophe belongs to the contraction, not to the plural.
• Don’t’s, dont’s, donts, and don ts are all wrong in edited writing.

The phrase means a set of rules about what you should and should not do in a particular situation. “The do’s and don’ts of job interviews” is a typical use.

Pick one form and keep it the same throughout a document. Switching between “do’s” and “dos” on the same page looks careless, even though each spelling is fine by itself.

Why “Do’s” Can Take an Apostrophe When Plurals Normally Don’t

This is the part that confuses most people, and the confusion is fair. English teachers spend years warning us not to use apostrophes to make plurals. Then a common phrase seems to break that rule.

The Normal Rule

In standard English, an apostrophe does two jobs. It shows possession (“the girl’s notebook”) or it marks missing letters in a contraction (“can’t,” “it’s”). It does not make ordinary words plural.

So we write “apples,” not “apple’s.” We write “books,” not “book’s.” The so-called greengrocer’s apostrophe, as in “banana’s 2 for £1,” is a classic error, and the name comes from market-stall signs in Britain.

By that logic, the plural of the noun “do” should simply be “dos.” Many careful writers and editors follow that logic exactly.

The Readability Exception

The trouble is that “dos” is hard to read. It is a short word, and at a glance it looks like several other things:

• DOS, the old computer operating system (as in MS-DOS)
• dos, the Spanish word for “two”
• dos, a rare plural of the musical note “do” (do, re, mi)
• a misspelling of “does”

A reader who meets “dos” cold might pause, sound it out as “doss,” and then backtrack. That small stumble is the whole argument for “do’s.” The apostrophe signals that you are pluralising the word “do,” so the reader hears DOOZ straight away.

English already makes this exception elsewhere. Most style guides accept an apostrophe in the plural of lowercase letters, because “as” (the plural of “a”) is unreadable without it. “Mind your p’s and q’s” and “dot your i’s and cross your t’s” are the familiar examples. “Do’s” works on the same principle: a tiny word that becomes a different word, or nonsense, without the mark.

Why “Don’ts” Has Only One Apostrophe

“Don’t” is a contraction of “do not.” The apostrophe stands in for the missing letter “o.” That apostrophe stays put no matter what you do to the word.

To make it plural, you add a plain “s” to the end: don’t + s = don’ts. There is no need for a second apostrophe, because “don’ts” is perfectly readable. Nobody mistakes it for another word.

Here are the forms I see most often, and what is wrong with each.

Form	Correct?	What’s going on
don’ts	Yes	Contraction apostrophe kept, plural “s” added
don’t’s	No	Adds a second, unnecessary apostrophe before the “s”
dont’s	No	Moves the apostrophe to the wrong spot and drops it from the contraction
donts	No	Drops the contraction apostrophe entirely
don ts	No	A space where the apostrophe should be, often from autocorrect or search typing
don t s	No	Same problem, with extra spaces

The last two forms turn up a lot in search boxes. That is normal, because search engines ignore punctuation. In anything you publish, though, they read as errors.

Doesn’t It Look Inconsistent?

Yes, a little. This is the strongest argument for “do’s.”

In “dos and don’ts,” one half of the pair has an apostrophe and the other does not. The apostrophes are doing different jobs, so the mismatch is logical. Visually, though, it looks lopsided, and readers sometimes assume a typo.

In “do’s and don’ts,” both halves carry an apostrophe. They are still doing different jobs (one aids readability, one marks a contraction), but the pair looks balanced. Writers who prefer this form often say it simply looks right.

I find the balance argument persuasive for headings and titles. Parallel phrases read best when the two halves look alike, which is a general habit of good writing and part of what makes pairs like this one work, much like the care needed when using both in a sentence.

What the Style Guides Say

This is a genuine split among the authorities, not a case of one camp being uneducated. Here is how the main references line up.

Source	Preferred form	Notes
AP Stylebook	do’s and don’ts	Used by most American newspapers and many news sites
Chicago Manual of Style	dos and don’ts	Common in American book publishing and academic work
Merriam-Webster	dos or do’s	Lists both plurals for the noun “do”
Oxford Learner’s Dictionaries	dos and don’ts	Typical of British dictionary practice
Cambridge Dictionary	dos and don’ts	Also follows the no-apostrophe form

A few patterns stand out.

American journalism leans toward “do’s.” AP’s priority is fast, unambiguous reading in short copy, and the apostrophe serves that goal.

American book publishing leans toward “dos.” Chicago prefers to keep apostrophes out of plurals wherever the meaning stays clear, and it treats “dos” as clear enough in context.

British usage leans toward “dos.” British dictionaries and many UK publishers prefer the plainer form. US and UK spelling differ in plenty of small ways, the same way the British spelling of liter is “litre,” so this split should not surprise anyone who writes for both markets.

Merriam-Webster sits in the middle and accepts both. That tells you something useful: neither form will get you marked wrong by a dictionary.

Which Should I Use? My Recommendation

Here is the decision process I use.

1. If your publication has a house style, follow it. A newsroom on AP uses “do’s.” A press on Chicago uses “dos.” Consistency within a publication matters more than personal preference.
2. If you write for a general online audience, use “do’s and don’ts.” It is the most common form people search for and recognise. It reads instantly, and the paired apostrophes look tidy in headings.
3. If you write academic, legal or formal British English, use “dos and don’ts.” Editors in those settings expect it, and “do’s” may get corrected.
4. Never mix the two in one document. If the title says “Do’s,” every later instance should say “do’s.”

For this site, I use “do’s and don’ts.” Most of our readers arrive from search, many read on phones, and I want the phrase to register in a single glance.

How to Pronounce It

The pronunciation is the same whichever spelling you choose.

• do’s / dos: DOOZ, IPA /duːz/. It rhymes with “shoes.”
• don’ts: DOHNTS, IPA /doʊnts/ in American English and /dəʊnts/ in British English.

Spoken aloud, the phrase sounds like “dooz and dohnts.” The “t” in “don’ts” is often soft in fast speech, so it can sound closer to “dohnss.”

One small trap: people who read “dos” without the apostrophe sometimes say “doss” or “dohss.” That misreading is exactly what the apostrophe in “do’s” is meant to prevent.

Where the Phrase Comes From

Both halves of the phrase are old, ordinary words that English turned into nouns.

“Do” as a Noun

“Do” is mainly a verb, but English has long let it act as a noun. You can see this in “a big do” (a party, mostly British and informal) and in “a hairdo.” In “do’s and don’ts,” the noun “do” means “a thing you should do,” a recommended action.

“Don’t” as a Noun

“Don’t” is a contraction of “do not,” recorded in English from the 17th century. Turning it into a noun (“a don’t,” “the don’ts”) is a natural move. English does the same with “the ifs and buts” and “the haves and have-nots,” where small function words become countable things.

Victorian-era etiquette writing helped make “don’ts” familiar as a noun. An American etiquette manual from the 1880s, written under the pen name “Censor” by the editor Oliver Bell Bunce, was titled simply Don’t, and it listed social mistakes as a string of prohibitions. Books and magazine columns built on lists of “don’ts” followed, covering manners, health, dress and more.

I could not confirm a reliable earliest recorded date for the full pairing “dos and don’ts,” so I won’t give one. What is clear is that by the early 20th century the paired phrase was well established in English. If you are curious how researchers date phrases like this, it comes down to the same detective work that goes into tracing the etymology of the word itself: finding the oldest printed examples and checking them against each other.

How to Use “Do’s and Don’ts” in a Sentence

Grammatically, the phrase is a plural noun. It takes a plural verb and usually appears with “the.”

Common Patterns

• The do’s and don’ts of + topic: “Here are the do’s and don’ts of tipping in Japan.”
• Some do’s and don’ts for + audience: “I’ve put together some do’s and don’ts for first-time renters.”
• Learn / know / follow the do’s and don’ts: “New staff spend their first week learning the do’s and don’ts of the kitchen.”

Example Sentences

Here are a few I’ve written to show the range.

1. “The do’s and don’ts of email etiquette haven’t changed much in twenty years.”
2. “Before the wedding, my aunt handed me a list of dos and don’ts that ran to two pages.”
3. “There are no strict do’s and don’ts here; use your judgement.”
4. “Our onboarding guide covers the key do’s and don’ts for posting on the company blog.”
5. “She planned a girls’ trip to Lisbon and read up on the local do’s and don’ts first.”

Notice sentence 1 uses a plural verb: “The do’s and don’ts haven’t changed.” Treating the phrase as singular (“the do’s and don’ts hasn’t changed”) is a common slip.

Sentence 5 also shows the difference between a plural possessive (“girls’ trip”) and a plural that takes no apostrophe (“girls”). That distinction is the same one at play in “do’s,” and it is worth getting comfortable with.

Using Just One Half

You can use either word alone.

• “One big don’t: never microwave metal.”
• “The biggest do is to back up your files.”
• “My list had ten don’ts and only two do’s.”

The singular forms are “do” and “don’t.” They read a bit oddly on their own, so I usually put them in a list or quote them for clarity.

Capitalisation in Titles and Headings

In title case, both words get a capital letter, and the “and” stays lowercase.

• AP-style headline: Do’s and Don’ts of Remote Work
• Chicago-style title: Dos and Don’ts of Remote Work
• Sentence case: Do’s and don’ts of remote work

Do not capitalise the “s” or the “t” after the apostrophe. “DO’s” or “Don’Ts” are mistakes. In all caps, write “DO’S AND DON’TS” and keep the apostrophes, since they still help the reader.

Ampersands

“Do’s & Don’ts” is fine in a logo, poster, slide or social card where space is tight. In running prose, spell out “and.” Most style guides reserve the ampersand for names and design use.

Formatting a Do’s and Don’ts List

This phrase almost always introduces a list, so the list itself deserves some care. Here is how I build one that reads well.

Start Every Item With a Verb

Each “do” item should start with an imperative verb. Each “don’t” item should also start with a verb, because “don’t” is already implied by the heading.

Good:

• Do: Arrive ten minutes early.
• Do: Bring a printed copy of your CV.
• Don’t: Check your phone during the interview.
• Don’t: Criticise your last employer.

Weaker:

• Do: Punctuality is important.
• Don’t: Phones.

The weaker version makes the reader work out the instruction. The good version hands it over.

Keep the Two Lists Parallel

Readers scan “do” and “don’t” lists side by side. If the do’s are full sentences and the don’ts are fragments, the page feels uneven. Match length, tone and grammar across both columns.

Choose a Layout That Fits the Content

A two-column table works well when each “do” has a direct opposite. Two separate lists work better when the advice does not pair neatly.

Do	Don’t
Use “do’s and don’ts” consistently	Switch between “do’s” and “dos” mid-article
Put one apostrophe in “don’ts”	Write “don’t’s”
Use a plural verb after the phrase	Write “the do’s and don’ts is”

Don’t Overuse the Format

Some blogs turn every topic into a do’s and don’ts list. The format is useful for practical, rule-based advice. It is clumsy for subjects that need explanation or nuance, where a reader needs the “why” more than a checklist.

Related Plurals That Cause the Same Trouble

“Do’s” belongs to a small family of awkward plurals. Once you see the pattern, the others get easier.

To-Dos

The plural of “to-do” is to-dos, as in “my list of to-dos.” It is not “to-does.” The word “does” is a verb form, while “to-dos” is just the noun “to-do” with an “s.” Merriam-Webster lists “to-dos” as the plural. You will occasionally see “to-do’s” for the same readability reasons as “do’s,” though it is less common.

Yeses and Noes

The plural of “yes” is yeses. The plural of “no” is usually noes, though nos is also accepted. In parliamentary voting, Britain uses “the ayes and the noes.” Some writers use “yes’s” and “no’s,” but most style guides advise against it.

P’s and Q’s

Lowercase letters are the classic case where an apostrophe in a plural is widely accepted. “Mind your p’s and q’s” and “dot your i’s” are the standard forms in most guides. Without the apostrophe, “is” and “as” become different words entirely.

Maybes, Ifs, Ands and Buts

These words also become nouns in fixed phrases: “no ifs, ands, or buts,” “a few maybes.” They take a plain “s” with no apostrophe, because none of them become confusing.

Haves and Have-Nots

“The haves and the have-nots” follows the same logic: verbs turned into plural nouns, with just an “s.”

Decades and Acronyms

The modern standard in US and UK style is “the 1990s” and “FAQs,” with no apostrophe. “The 1990’s” and “FAQ’s” are older forms that most editors now correct. These are good reminders that the apostrophe exception for “do’s” is narrow. It does not license apostrophes in plurals generally.

Quick Reference

Singular	Preferred plural	Avoid
do	do’s or dos	does (different word)
don’t	don’ts	don’t’s, dont’s
to-do	to-dos	to-does
yes	yeses	yes’s
no	noes or nos	no’s (in most guides)
p	p’s	ps
FAQ	FAQs	FAQ’s
1990 (decade)	1990s	1990’s

Why This Particular Phrase Trips People Up

I think there are three reasons “do’s and don’ts” generates so many questions.

It breaks a rule people were drilled on. Most of us learned “no apostrophes in plurals” as an absolute. Seeing a respected publication write “do’s” feels like catching a teacher in a mistake.

The two authorities people trust most disagree. AP and Chicago are the big two in American publishing, and they land on opposite sides. Writers who check one guide and then see the other form elsewhere naturally get confused.

The second word already has an apostrophe. “Don’ts” invites people to add a matching mark before the “s,” which produces the wrong “don’t’s.” It is a similar trap to the silent letters that catch people out when they spell answer or “Wednesday.”

Synonyms and Alternatives

Sometimes the cleanest way around a spelling debate is a different phrase. These all work, with slightly different shades.

• Guidelines: neutral and professional. “Social media guidelines for staff.”
• Rules of thumb: informal, suggests practical experience rather than strict rules.
• Best practices: common in business and tech writing, a bit corporate.
• Etiquette: best for social behaviour. “Gym etiquette.”
• Ground rules: suggests rules agreed at the start of something.
• Pointers or tips: friendly and light, good for blog content.
• Protocol: formal, often medical, legal or diplomatic.
• Rights and wrongs: focuses on ethics more than practical steps.

“Do’s and don’ts” remains the most vivid of the group because it promises both sides: what to do and what to avoid. Synonyms like “tips” only promise the first half.

How Other Languages Say It

If you are translating a do’s and don’ts list, the phrase usually becomes a longer construction. Some languages borrow the English phrase directly.

English	Translation	Note
do’s and don’ts (Spanish)	lo que se debe y no se debe hacer	Neutral; also “qué hacer y qué no hacer” in headings
do’s and don’ts (French)	ce qu’il faut faire et ne pas faire	Standard; headings often shorten to “à faire et à ne pas faire”
do’s and don’ts (German)	Dos and Don’ts	English phrase widely borrowed in German media and business writing
do’s and don’ts (German, native)	was man tun und lassen sollte	More formal or explanatory
do’s and don’ts (Italian)	cosa fare e cosa non fare	Common in headings and travel guides

The German borrowing is interesting for spelling. German writers commonly use “Dos and Don’ts” with capital letters, since German capitalises nouns, and without an apostrophe in “Dos.” If you write English for a German-speaking company, you may see this form in their existing materials.

Note that the Spanish word “dos” means “two,” which is one more reason English writers aiming at bilingual audiences sometimes prefer “do’s.”

A Short Checklist Before You Publish

Before a page with this phrase goes live, I run through these points.

• Is every instance of “do’s” (or “dos”) spelled the same way?
• Does “don’ts” have exactly one apostrophe, between the “n” and the “t”?
• Does the phrase take a plural verb (“are,” “have,” “were”)?
• In headings, are both words capitalised, with “and” in lowercase?
• Does each list item start with a verb?
• Is the “do” list roughly parallel to the “don’t” list in length and style?

Six quick checks, and the page is clean.

FAQ

Is it “do’s and don’ts” or “dos and don’ts”?

Both are correct. “Do’s and don’ts” is preferred by AP style and is more common online. “Dos and don’ts” is preferred by the Chicago Manual of Style and by British dictionaries such as Oxford and Cambridge. Choose one and use it consistently.

Why does “do’s” have an apostrophe if plurals don’t use them?

The apostrophe is a readability exception. Without it, “dos” can look like the operating system DOS, the Spanish word for “two,” or a misspelling of “does.” The same exception lets us write “p’s and q’s” for lowercase letters.

How do you spell “don’ts”?

D-O-N-apostrophe-T-S. The single apostrophe replaces the missing “o” from “do not.” Add a plain “s” to make it plural. Do not add a second apostrophe.

Is “don’t’s” ever correct?

No. “Don’t’s” adds an unnecessary second apostrophe. No major style guide or dictionary uses it.

Are “don ts” and “don t s” correct spellings?

No. These are what people type into search boxes when they skip the apostrophe. In writing, the correct form is “don’ts.”

Is “do’s and don’ts” singular or plural?

Plural. Say “The do’s and don’ts are simple,” not “The do’s and don’ts is simple.”

What is the plural of “to-do”?

“To-dos.” Avoid “to-does,” which mixes up the noun with the verb “does.”

Should I capitalise “do’s and don’ts” in a title?

In title case, write “Do’s and Don’ts” (or “Dos and Don’ts”). Keep “and” lowercase, and never capitalise the letter after the apostrophe.

Can I use “dos” in British English?

Yes. “Dos and don’ts” is the standard form in British dictionaries and many UK publications. “Do’s” is also understood and appears in British writing, though less often in formal print.

Is “do’s and don’ts” too informal for professional writing?

Not at all. It is standard English and appears in newspapers, government guidance and corporate handbooks. For very formal documents, “guidelines” or “requirements” may suit the tone better.

“Anwser” is a misspelling. The correct word is answer, with the silent W after the S: A-N-S-W-E-R. Below you’ll find why that W trips people up, plus eight other words that get mangled in search boxes every day.

Answer: The Correct Spelling

An answer is something you say, write or do in response to a question, a call or a charge.

In IPA, American English says /ˈænsər/ and British English says /ˈɑːnsə/. Neither pronounces the W. That is the whole problem. Your ear hears “anser,” your fingers add the W wherever it feels right, and “anwser” appears.

Why the W is there

The word comes from Old English andswaru (noun) and andswarian (verb). It splits into and-, meaning “against,” and swerian, “to swear.” An answer was originally a sworn statement made against a charge. The W belongs to “swear.” Speakers stopped sounding it centuries ago, but spelling kept it.

So here is a memory trick. You swear an answer. Keep the S and W together, in that order.

Forms of answer

Form	Word	Example
Noun	answer	Your answer was right.
Plural noun	answers	She had all the answers.
Verb, past	answered	He answered the door.
Verb, present participle	answering	Stop answering for me.
Adjective	answerable	You are answerable to the board.
Noun (derived)	answerableness	A rare, formal word for accountability.
Negative adjective	unanswerable	It was an unanswerable argument.
Agent noun	answerer	The answerer gets a point.

Common phrases with answer

• Answer the door / phone: respond when someone knocks or calls.
• Answer for something: take responsibility. “You’ll answer for this.”
• Answer to someone: report to them. “I answer to the editor.”
• Answer the charges: respond formally to an accusation. In law, an “answer” is a defendant’s written reply to a complaint.
• Answer criticism: respond to complaints in public.

A quick distinction helps too. You answer a question, but you solve a problem.

Eight More Misspellings People Search For

Many typos follow the same pattern as “anwser.” A silent letter, an odd ligature, or a phrase misheard as something that sounds similar. Linguists call that last kind an eggcorn: a plausible but wrong reshaping of a word.

What people type	Correct spelling	Why it happens
anwser	answer	Silent W gets misplaced
hallowe-en	Halloween or Hallowe’en	Apostrophe swapped for a hyphen
a esthetic	aesthetic	The æ ligature splits apart
die hearted	die-hard	Eggcorn blending “hard-hearted”
0ld fashion	old-fashioned	Zero for O, and the -ed dropped
explam	explain or exclaim	Dropped letters, two possible targets
hade	had (usually)	Extra E; “hade” is also a real word
mistle	mistletoe	Half the word typed
corale	chorale, coral or corral	Italian spelling, or a lost H

Halloween, not hallowe-en

The name shortens All Hallows’ Eve, the night before All Saints’ Day. “Hallow” means a saint. “Even” is an old word for evening.

The older spelling Hallowe’en uses an apostrophe to mark the missing V in “even.” A hyphen is never correct. Robert Burns titled his 1785 poem “Halloween,” without the apostrophe.

Aesthetic, not a esthetic

Aesthetic (es-THET-ik, /ɛsˈθɛtɪk/) means about beauty or taste. It can also be a noun for a visual style, as in “a cottagecore aesthetic.”

The word comes from Greek aisthētikos, “perceptive,” through German philosophy in the 1700s. It was once printed with the ligature æ. When that character breaks on a keyboard or web page, you get “a esthetic.”

American English also accepts esthetic, mostly in medical and beauty contexts. It works like the British spelling of liter, which is litre: two valid regional forms.

Die-hard, not die hearted

A die-hard is someone fiercely loyal or stubborn. “She’s a die-hard Liverpool fan.”

The phrase is usually traced to the Battle of Albuera in 1811. A wounded British officer, William Inglis, urged his men of the 57th Foot to “die hard.” The regiment became known as the Die-Hards.

“Die hearted” is an eggcorn. It sounds like “wholehearted,” so it feels right. It isn’t. Use die-hard with a hyphen before a noun, or diehard as one word. Both are accepted.

Old-fashioned, not 0ld fashion

The adjective is old-fashioned, with -ed and a hyphen. “An old-fashioned hat.”

People drop the -ed because it’s hard to hear in fast speech. Add the zero-for-O typo and you get “0ld fashion.” The whiskey cocktail is usually written Old Fashioned, capitalised, with no hyphen.

Explam: explain or exclaim?

“Explam” could be one of two words. Check your sentence.

• Explain: make something clear. “Can you explain the rules?” It comes from Latin explanare, “to make level,” the same root as “plain.”
• Exclaim: cry out suddenly. “‘Watch out!’ she exclaimed.” It comes from Latin exclamare, “to call out.”

Notice the nouns lose a letter: explanation, exclamation. No I after the A.

Hade: usually had

Most of the time “hade” is a typo for had, the past tense of “have.”

But hade is a real noun in geology and mining. It names the angle a fault or vein makes with the vertical. Unless you’re writing about rock layers, you mean “had.”

Mistle: short for mistletoe

You probably want mistletoe (MISS-ul-toe), the plant people kiss under at Christmas. Old English already had mistel for the plant and mistiltān for the full word, with tān meaning “twig.”

“Mistle” survives on its own in one name: the mistle thrush, a bird known for eating mistletoe berries.

Corale: chorale, coral or corral?

“Corale” is the Italian word for choral music. In English, pick the word you mean.

• Chorale (kuh-RAL): a hymn tune, or a choir. “The Bach chorale.”
• Coral (KOR-ul): the reef-building sea creature, or a pinkish colour.
• Corral (kuh-RAL): a pen for horses or cattle, or the verb “to round up.”

Chorale and corral sound alike. Chorale, like the adjective choral, has the H.

How to Catch These Mistakes Yourself

Spell-checkers flag “anwser” and “explam.” They miss “hade” and “mistle,” because those are real words. Use these habits instead.

1. Say the hidden letter aloud. “An-SWER.” “Mistle-TOE.” Exaggerate the spelling, not the pronunciation.
2. Break compounds into parts. All Hallows’ Eve, die plus hard, old plus fashioned.
3. Check hyphens before nouns. “A die-hard fan,” “an old-fashioned recipe.”
4. Ask which word you meant. Explain or exclaim? Chorale or coral?

Word games build this muscle fast. A five letter words list sharpens your eye for letter order. Learning the ins and outs of a word’s origin helps the spelling stick.

FAQ

Is “anwser” ever correct?

No. “Anwser” is always a misspelling. The only standard spelling is answer, in US and UK English alike.

Why is there a W in answer if you don’t say it?

It comes from Old English swerian, “to swear.” The W was once pronounced. The sound disappeared, but the spelling stayed fixed.

Is “anser” a word?

Not in standard English. Anser is Latin for goose and the scientific genus name for grey geese. Its English adjective is “anserine.”

Should I write Halloween or Hallowe’en?

Both are correct. Halloween is far more common today. Hallowe’en looks traditional and still appears in British and Canadian writing.

Is it die-hard or diehard?

Both are accepted. Use the hyphenated form before a noun if you want to be safe: “a die-hard supporter.”

Last checked: October 29, 2026.

Litre is the British spelling of liter, the metric unit of volume equal to one cubic decimetre, or 1,000 cubic centimetres. Both spellings name the same unit and are pronounced the same way. The United States writes liter, while the UK, Canada, Australia and most other English-speaking countries write litre. Cheque and louvre follow the same pattern: British and Commonwealth forms of the American check and louver.

Last checked: October 29, 2026

What does litre mean?

A litre is a metric unit of volume equal to the space inside a cube that measures 10 centimetres on each side.

That cube is the cubic decimetre. Every litre holds exactly 1,000 millilitres or 0.001 cubic metres. The litre is not one of the seven SI base units. It is a non-SI unit officially accepted for use alongside the SI system, which is why you see it on milk cartons, fuel pumps and engine specifications around the world.

In IPA, British speakers say /ˈliːtə/ and American speakers say /ˈliːtər/. The only difference is the r sound, and that comes from accent, not spelling. A Canadian who writes litre still pronounces the final r.

Here’s how the word turns up in everyday British and Commonwealth English:

• “Petrol has gone up another four pence a litre since last week.”
• “Grab a two-litre bottle of lemonade for the party.”
• “The new hatchback has a 1.5-litre engine and still feels quick.”
• “You should drink a couple of litres of water on a hot hike.”

Notice the hyphen in “two-litre bottle” and “1.5-litre engine”. When the number and unit work together as an adjective before a noun, the hyphen keeps the phrase readable.

Litre or liter: which spelling is used where

Neither spelling is wrong. Each one is correct in its own variety of English, and the real mistake is mixing them in a single document. Use the spelling your readers expect.

Country or body	Spelling	Notes
United Kingdom	litre	Fuel, drinks and food labelling all use litre
Ireland	litre	Follows British spelling
Canada	litre	Canada follows British spelling for metric units even though it uses many American spellings elsewhere
Australia	litre	Standard in government and media style
New Zealand	litre	Standard
South Africa	litre	Standard
India	litre	British-influenced spelling
United States	liter	Used by NIST, the US standards body
BIPM (international SI brochure, English text)	litre	The international standards body uses the -re form

The Canada row surprises people. Canadian English often borrows from both sides of the Atlantic, so you’ll see Canadians write “color” in some contexts but almost always “litre” and “metre”. Fuel at Canadian gas stations is priced per litre, and the spelling on the pump matches.

Where the word litre comes from

The litre was born during the French Revolution, when France threw out a tangle of regional measures and built the metric system from scratch. French lawmakers introduced the litre in the 1790s as part of that new system.

They didn’t invent the name from nothing. Litre was adapted from litron, an older French measure of capacity for dry goods such as grain and salt. Litron goes back through Medieval Latin litra to the Greek litra, which was a Sicilian unit of weight and also the name of a coin.

English borrowed the word from French in 1797, according to standard etymological dictionaries. For its first decades in English it was spelled litre, the French way, on both sides of the Atlantic.

The split came later. Noah Webster, the American lexicographer, pushed for spellings that matched pronunciation more closely. His 1806 Compendious Dictionary of the English Language and his 1828 American Dictionary of the English Language promoted forms such as center and theater. Over the 19th century the -er pattern spread through American printing, and liter, meter and caliber followed. British English kept the French-derived -re endings.

How the definition has changed

The litre hasn’t always meant exactly one cubic decimetre.

1. 1901: The General Conference on Weights and Measures (CGPM) redefined the litre as the volume of 1 kilogram of pure water at its maximum density. That made it slightly bigger than a cubic decimetre, by about 28 parts per million.
2. 1964: The CGPM dropped the water-based definition and declared the litre a special name for the cubic decimetre. That’s the definition still in force.
3. 1979: The CGPM approved a capital L as an alternative symbol alongside the lowercase l.

The tiny 1901 discrepancy mattered to scientists working with precise volumes, which is why the 1964 reset tied the unit back to a clean cubic measurement.

L or l: which symbol should you use?

Both are officially correct. The capital L was approved because a lowercase l is easy to misread as the numeral 1, especially in typefaces where the two look nearly identical. Compare “1 l” with “1 L” and the problem is obvious.

In the US, NIST recommends the capital L. Across Europe and the UK you’ll see both, and lowercase is still common on product labels, as in “500 ml”. The curly script ℓ that some people learned at school is not an official symbol, so avoid it in formal or technical writing.

How big is a litre? Conversions that matter

If you need a mental picture, a litre is roughly the size of a large carton of milk or juice. A standard UK wine bottle holds 75 centilitres, so a litre is a bit more than one bottle.

1 litre equals	Amount
Millilitres	1,000 mL
Cubic centimetres	1,000 cm³
Cubic inches	61.02 in³
US fluid ounces	33.81 fl oz
Imperial (UK) fluid ounces	35.20 fl oz
US liquid pints	2.11 pints
Imperial pints	1.76 pints
US liquid quarts	1.06 quarts
US gallons	0.264 gallons
Imperial gallons	0.220 gallons

The US and imperial figures don’t match because the two systems define their ounces, pints and gallons differently. A US gallon is 3.785 litres, while an imperial gallon is 4.546 litres. A US fluid ounce is about 29.57 mL and an imperial fluid ounce is about 28.41 mL. When a recipe or a fuel-economy figure comes from the other side of the Atlantic, check which system it uses before you convert.

The litre family

Metric prefixes attach to litre just as they do to metre and gram. Some of these units are everyday words; others turn up only in specific trades.

Unit	Symbol	Equal to	Where you’ll see it
Millilitre	mL or ml	0.001 L	Medicine doses, cosmetics, drinks cans
Centilitre	cL or cl	0.01 L	Spirits and wine bottles in the UK and EU (70 cl, 75 cl)
Decilitre	dL or dl	0.1 L	Some European recipes; blood test results such as g/dL
Litre	L or l	1 L	Fuel, bottled drinks, engine size
Hectolitre	hL or hl	100 L	Wine and beer production figures

In British spelling every one of these keeps the -re: millilitre, centilitre, decilitre, hectolitre. American spelling switches them all to -er.

Why British English keeps the -re ending

Litre belongs to a group of words that came into English from French and kept their French spelling in Britain. American English switched most of them to -er.

British spelling	American spelling	Meaning
litre	liter	Unit of volume
metre	meter	Unit of length
centre	center	Middle point
theatre	theater	Venue or art form
fibre	fiber	Thread or dietary material
calibre	caliber	Quality, or a gun’s bore size
sombre	somber	Dark or serious
spectre	specter	Ghost or looming threat
lustre	luster	Soft shine
sabre	saber	Curved sword
meagre	meager	Scanty

There are exceptions on the American side. Acre, massacre, mediocre and ogre keep the -re ending in the US as well. Switching them to -er would put the e after the c or g and suggest a soft sound, so “acer” might be read as “ay-ser”. The -re spelling protects the hard consonant.

Theatre is a half exception. Plenty of American venues put “Theatre” in their names because it looks more traditional, so you’ll find both spellings on the same American street.

There’s no matching trap for litre. No device called a “liter” exists in British English, so liter in a British text is simply the American spelling. Do watch for one common slip: litter (rubbish, or a group of puppies) is a different word, and a spellchecker won’t always catch it.

Cheque: the British word for a bank check

A cheque is a written order telling a bank to pay a stated sum from the writer’s account to a named person or organisation.

In the US, this is a check. In the UK, Ireland, Canada, Australia, New Zealand and India, it’s a cheque. The pronunciation is identical, and that’s the main thing to remember.

British English only uses cheque for the banking sense. Every other meaning of check stays the same:

• “Can you check the spelling before we print?” (verb, to verify)
• “She paid the deposit by cheque.” (banking)
• “I’ll do a quick check of the tyres.” (noun, an inspection)
• “That’s check, and nearly checkmate.” (chess)

The banking word grew out of check in the sense of a counterfoil or a means of control, which itself traces back to the chess term. The chess word came into English through Old French eschec, ultimately from the Persian shāh, meaning king. The distinctive British spelling cheque appeared in the 18th century and is generally thought to have been influenced by exchequer, the old name for the royal treasury.

Cheques have become far less common in Britain, but they haven’t disappeared. The UK’s Payments Council once set a target of 2018 for winding down the cheque clearing system. After pushback from charities, older people’s groups and small businesses, it abandoned the plan in July 2011. British households and firms still write cheques, just much less often than they used to.

Compounds keep the spelling too: chequebook, cheque card, traveller’s cheque. One related word causes doubt. Chequered, meaning patterned in squares or having a mixed history (“a chequered past”), is British; Americans write checkered.

Louvre and louvres: slats, vents and the museum

A louvre is one of a set of angled, parallel slats fitted in a door, window, shutter or vent so that air and some light can pass through while rain and direct sunlight are kept out.

The plural is louvres, and the adjective is louvred, as in louvred doors or louvred shutters. American English writes louver, louvers and louvered.

Some examples:

• “The wardrobe has louvred doors so your clothes don’t get musty.”
• “Angle the louvres down to stop the afternoon glare.”
• “The car’s bonnet has louvres to let engine heat escape.”
• “We fitted an aluminium louvre roof over the patio.”

The word has a long history in English. In medieval buildings, a louvre was a turret or opening on a roof that let smoke out from a central hearth, often fitted with slanted boards to keep rain away. English took the word from Old French in the Middle Ages. Its origin before Old French is uncertain; etymologists have proposed several sources, but none is settled.

The Musée du Louvre in Paris shares the spelling, but the name of the palace has its own disputed origin. No proven link exists between the museum’s name and the architectural louvre, so be careful with explanations online that connect the two with confidence.

Other British spellings that trip people up

Litre, cheque and louvre are only a small part of the ins and outs of British spelling. These pairs cause the most trouble in real writing:

• colour / color, flavour / flavor, honour / honor: British English keeps the -our ending.
• programme / program: Britain uses programme for a TV show or a schedule of events, but program for computer software.
• tyre / tire: In Britain, tyre is the rubber on a wheel and tire is only the verb meaning to grow weary.
• kerb / curb: Kerb is the edge of a pavement; curb is the verb meaning to restrain.
• storey / story: A storey is a floor of a building; a story is a tale.
• licence / license: British English uses licence for the noun and license for the verb. Practice and practise split the same way.
• aluminium / aluminum: This difference is in the word itself as well as its spelling. Britain adds the extra syllable.
• grey / gray: Grey is standard in Britain and gray in the US.
• travelled / traveled: British English doubles the l before -ed and -ing in words like travel, cancel and label.

One point surprises many readers: -ize is not purely American. Oxford University Press, among others, uses organize and realize in British texts. That house style is known as Oxford spelling. Most British newspapers and many publishers prefer -ise, but both endings are acceptable in British English as long as you’re consistent.

FAQ

Is it spelled liter or litre?

Both are correct. Liter is the American spelling, and litre is the spelling used in the UK, Canada, Australia, New Zealand, Ireland, South Africa and India. Use whichever matches the rest of your writing.

How much is 1 liter in ounces?

One litre equals about 33.81 US fluid ounces or about 35.20 imperial fluid ounces. The numbers differ because US and imperial ounces are slightly different sizes. If a recipe comes from the US, use 33.8.

Is it liter or litre in Canada?

Canada uses litre. Canadian English follows British spelling for metric units, so you’ll see litre, millilitre and metre on product labels, fuel pumps and government material.

What does 1 litre mean?

One litre is the volume of a cube measuring 10 centimetres on each side. That equals 1,000 millilitres, 1,000 cubic centimetres or one cubic decimetre. A litre of pure water weighs almost exactly 1 kilogram, which makes the unit easy to picture in everyday use.

Is cheque pronounced differently from check?

No. Both are pronounced CHEK. The spelling changes only for the banking meaning in British and Commonwealth English.

What is the plural of louvre?

The plural is louvres, and something fitted with them is louvred. In American English, the forms are louvers and louvered.