Fulfill or Fulfil | Difference & Example Sentences

Fulfil and fulfill are two different spellings of the verb meaning ‘bring to completion’, ‘satisfy a requirement’, or ‘succeed in developing one’s abilities or qualities’.

The spelling tends to vary based on whether you’re writing in UK or US English:

  • In UK English, ‘fulfil’ (one ‘l’) is standard.
  • In US English, ‘fulfill’ (double ‘l’) is more common.
Examples: Fulfil and fulfill in a sentence
The presidential aide must fulfil/fulfill a number of important duties.

The protagonist of the film fought to fulfil/fulfill her promise to her mother.

Anthony is looking for a hobby that will fulfil/fulfill him.

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Fulfilment vs fulfillment

The same spelling distinction carries over to the related noun ‘fulfilment/fulfillment’, used to refer to the achievement of something.

  • In UK English, ‘fulfilment’ (one ‘l’) is standard.
  • In US English, ‘fulfillment’ (double ‘l’) is correct.
Examples: Fulfilment and fulfillment in a sentence
Ana felt a sense of fulfilment/fulfillment when she sold her first painting.

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Other forms of the word

The related words fulfilled and fulfilling are spelled with a double “l” in both UK and US English. ‘Fulfiled’ and ‘fulfiling’ are never correct.

Examples: Other forms of fulfil and fulfill
As of yet, the president has not fulfilled his promise.

Leon does not find his job very fulfilling.

Other interesting language articles

If you want to know more about commonly confused words, definitions, and differences between US and UK spellings, make sure to check out some of our other language articles with explanations, examples, and quizzes.

Frequently asked questions

What does ‘fullfill’ mean?

Fulfil is a verb meaning ‘bring to completion’, ‘satisfy a requirement’, or ‘succeed in developing one’s abilities or qualities’.

‘Fullfill’ is sometimes mistakenly used instead of fulfil. However, ‘fullfill’ is never correct.

What is a synonym for fulfil?

Some synonyms and near synonyms of fulfil include:

  • Accomplish
  • Achieve
  • Complete
  • Realise


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Ryan, E. (2023, March 14). Fulfill or Fulfil | Difference & Example Sentences. Scribbr. Retrieved 10 July 2024, from https://www.scribbr.co.uk/uk-vs-us/fulfill-or-fulfil/

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Eoghan Ryan

Eoghan has a lot of experience with theses and dissertations at bachelor's, MA, and PhD level. He has taught university English courses, helping students to improve their research and writing.