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My first week teaching international students, I got an email that read “I need to submit my cancelation request for the summer program.” I marked it as incorrect and asked the student to use “cancellation” instead. She replied, confused, saying her American friend told her “cancelation” was right. That’s when I realized: this isn’t a matter of right and wrong — it’s a matter of which version of English you speak.
The story of “cancellation” versus “cancelation” reveals something fascinating about how English grows and changes. Both spellings are correct, but in different parts of the world. You’ll explains the rule that determines which one to use, shows you how it applies to other words, and gives you the confidence to spell it correctly no matter what context you’re writing for.
Key Takeaways
- Both spellings are correct — it depends on whether you speak American or British English.
- American English: one L — “cancelation”, “canceled”, “canceler”.
- British English: two Ls — “cancellation”, “cancelled”, “canceller”.
- The doubling rule: When you add a suffix to a one-syllable word ending in a consonant, double the final consonant in British English; don’t double it in American English.
- Consistency matters — pick one variety and stick with it throughout your document.
The Core Rule: One L vs. Two Ls
The spelling difference between “cancellation” and “cancelation” comes from a fundamental rule in how each version of English handles consonant doubling. To understand it, you need to know the original verb: cancel .
The base word is cancel (one L). When you add a suffix that starts with a vowel — like -ation, -ed, -ing, or -er — the rule kicks in:
- American English does NOT double the final consonant (in most cases).
- British English DOES double the final consonant when the syllable is stressed.
That’s why you get:
| Word form | American English | British English |
|---|---|---|
| Base verb | cancel | cancel |
| -ation noun | cancelation | cancellation |
| Past tense | canceled | cancelled |
| -ing form | canceling | cancelling |
| Agent noun (-er) | canceler | canceller |
This isn’t unique to “cancel.” The same rule applies to many common words:
| Word | American English | British English | Example |
|---|---|---|---|
| Travel | traveled, traveling | travelled, travelling | “We traveled across Europe” (US) vs. “We travelled across Europe” (UK) |
| Control | controlled, controlling | controlled, controlling | Same in both (exception — stress falls on 2nd syllable) |
| Counsel | counseled, counseling | counselled, counselling | “She counseled the patients” (US) vs. “She counselled the patients” (UK) |
| Model | modeled, modeling | modelled, modelling | “He modeled the dress” (US) vs. “He modelled the dress” (UK) |
| Shovel | shoveled, shoveling | shovelled, shovelling | “She shoveled the snow” (US) vs. “She shovelled the snow” (UK) |
Why does this matter? Consonant doubling in British English often marks that a vowel is “short” (pronounced quickly). By doubling the final consonant, the rule protects the short vowel sound. American English simplified this rule, so these distinctions disappeared from American spelling.
CANCELED vs. CANCELLED
The past tense of “cancel” follows the same pattern as the noun:
- American: canceled (one L)
- British: cancelled (two Ls)
Examples in context:
American English: “The airline canceled three flights due to bad weather.”
British English: “The airline cancelled three flights due to bad weather.”
Another example:
American: “My dentist appointment was canceled last week.”
British: “My dentist appointment was cancelled last week.”
For ESL learners: If you’re writing for an American audience (US university, US job, American publication), use one L (canceled, cancelation). If you’re writing for a British audience (UK university, UK publication), use two Ls (cancelled, cancellation). When in doubt, check what your institution or publication uses.
CANCELING vs. CANCELLING
The present participle (“-ing” form) also follows the rule:
- American: canceling (one L)
- British: cancelling (two Ls)
Examples:
American: “I am canceling my subscription to that service.”
British: “I am cancelling my subscription to that service.”
Another context:
American: “Are you canceling your hotel reservation?”
British: “Are you cancelling your hotel reservation?”
CANCELER vs. CANCELLER
The agent noun (the person who does the action) also splits along the same lines:
- American: canceler (one L)
- British: canceller (two Ls)
This form is less common in everyday use, but you might see it in formal or legal documents:
American: “The policy protects the canceler if they submit notice within 14 days.”
British: “The policy protects the canceller if they submit notice within 14 days.”
CANCELLATION: The Most Common Form
Of all the forms, “cancellation” (or “cancelation”) is the most frequently used. It’s a noun that refers to the act of canceling or the state of being canceled. You’ll see it in:
- Travel contexts: “The flight cancellation was announced 30 minutes before departure.” (or “cancellation” with two Ls in British English)
- Appointment bookings: “Our office has a cancellation policy that requires 48 hours’ notice.”
- Event planning: “Due to low ticket sales, the concert cancellation was announced yesterday.”
- Subscription services: “If you request cancellation before the billing date, no charge will apply.”
- Legal documents: “The contract cancellation shall be effective upon receipt of written notice.”
American vs. British in real sentences:
American: “I received a cancellation notice for my flight and got a full refund.”
British: “I received a cancellation notice for my flight and got a full refund.”
(Note: In this case, “notice” is the same in both — the variation is only in the spelling of “cancellation/cancellation”.)
Which One Should You Use?
The answer depends on your context. Here’s a quick decision tree:
Are you writing for:
- An American audience? Use ONE L: cancelation, canceled, canceling, canceler.
- A British audience? Use TWO Ls: cancellation, cancelled, cancelling, canceller.
- An international context (no clear preference)? Either is acceptable, but “cancellation” (two Ls) is slightly more common globally.
- A specific organization or publication? Check their style guide. Many large organizations specify which variant to use.
Consistency is key: Once you choose a spelling (American or British), use it consistently throughout your document. Don’t mix “canceled” in one sentence and “cancelled” in another. That signals carelessness.
Cancellation in Common Phrases
Here are phrases you’ll encounter frequently, shown in both spellings:
| Phrase | American English | British English |
|---|---|---|
| Cancellation policy | cancelation policy | cancellation policy |
| Request a cancellation | request a cancelation | request a cancellation |
| Flight cancellation | flight cancelation | flight cancellation |
| Due to cancellation | due to cancelation | due to cancellation |
| Cancellation fee | cancelation fee | cancellation fee |
| Non-refundable cancellation | non-refundable cancelation | non-refundable cancellation |
Real-World Contexts: Travel, Events, and Contracts
Travel and Reservations: Flight and hotel cancellations are among the most common uses. Airlines and booking sites will use the spelling for their region. American airlines say “canceled flights”; British and European airlines say “cancelled flights.”
Events and Entertainment: Concert cancellations, conference cancellations, and sporting event cancellations follow the same pattern. “Your event cancellation has been processed” (American) vs. “Your event cancellation has been processed” (British).
Subscriptions and Services: Any service that allows you to cancel (streaming, gym membership, insurance, phone plans) will have a cancellation policy. The spelling varies by the company’s primary market. A US-based streaming service will use “cancelation”; a UK-based service will use “cancellation.”
Legal and Business: Contracts often include clauses about cancellation rights or cancellation fees. Law firms and corporations typically stick to one regional variety throughout all documents.
Common Mistakes and How to Fix Them
✗ Incorrect: Both cancelation and cancellation are correct American English.
✓ Correct: Cancellation is correct British English; cancelation is correct American English.
Why: Only one spelling is correct for each regional variety, though both spellings exist and are considered correct in their respective regions.
✗ Incorrect: I’m cancelling my subscription. (in American writing)
✓ Correct: I’m canceling my subscription. (in American writing)
Why: American English uses one L; British English uses two.
✗ Incorrect: Due to cancelation, the event has been rescheduled. (in British writing)
✓ Correct: Due to cancellation, the event has been rescheduled. (in British writing)
Why: British English uses two Ls.
✗ Incorrect: What is our cancelation vs cancellation policy?
✓ Correct: What is our cancellation policy? (or “cancelation policy” in American contexts)
Why: Choose one spelling and stick with it; don’t use both in the same document.
Sample Dialogue
Between a student and a registrar
Student (American): I need to submit a cancelation request for this course.
Registrar (British): Certainly. Our cancellation form is on the website. When would you like the cancellation to take effect?
Student: I see you spelled it differently than I did.
Registrar: Oh yes — I’m in the UK, so I use the British spelling with two Ls. You can use either one, but be consistent within your own documents.
Student: Got it. I’ll stick with one L since I’m writing in American English.
Quick Quiz
Fill in the correct form for each context:
- American English: The airline ________ the flight due to snow. (canceled / cancelled)
- British English: Our ________ policy requires 48 hours’ notice. (cancelation / cancellation)
- American English: I am ________ my gym membership. (canceling / cancelling)
- Both: Which spelling is correct in British English? (cancelation / cancellation)
- American English: The ________ fee was deducted from my refund. (cancelation / cancellation)
Answers: 1. canceled (American = one L) · 2. cancellation (British = two Ls) · 3. canceling (American = one L) · 4. cancellation (British = two Ls) · 5. cancelation (American = one L).
Related Articles
- ↑ Master Pillar: English Grammar
- Accept vs. Except — similar sounds, opposite meanings
- ↑ Back to pillar: English Confused Words (Pillar)
Frequently Asked Questions
Is “cancelation” or “cancellation” the correct spelling?
Both are correct — it depends on your English variety. American English uses “cancelation” (one L). British English uses “cancellation” (two Ls). If you’re writing for an international audience, either is acceptable as long as you’re consistent.
What is the rule for when to double the L in “cancel”?
The rule is based on consonant doubling. When you add a suffix starting with a vowel (like -ation, -ed, -ing, -er) to a word ending in a consonant, British English doubles the final consonant. American English typically does not. This is why British English has “travelling,” “modelling,” and “cancelled,” while American English has “traveling,” “modeling,” and “canceled.”
Should I spell it “cancelation” or “cancellation” in an email to an international client?
If you know which country the client is based in, match their regional spelling. If they’re international and you don’t know, “cancellation” (two Ls) is slightly more universally recognized. However, consistency matters more than the choice — pick one and use it throughout your email.
Is “cancelation” more modern or “cancellation” more formal?
Neither is more formal or modern. They are simply regional variants. “Cancellation” is used in Britain, Australia, Canada, and other Commonwealth countries. “Cancelation” is used in the United States. Both have been used for decades.
How should I spell it in legal or business documents?
Use the regional spelling of the company or jurisdiction you’re writing for. An American law firm will use “cancellation” throughout its templates. A British company will use “cancellation” (two Ls). Check your organization’s style guide first.
Is “canceled” ever spelled with two Ls in American English?
No — not in standard American English. Some people may misspell it that way, but “canceled” (one L) is the correct American spelling. Conversely, “cancelled” (two Ls) is correct British English. There’s no situation where both spellings are simultaneously correct in the same document.
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