Realise or Realize | Difference & Example Sentences
Realise and realize are two different spellings of the verb meaning “become aware” or “make real.” The spelling varies based on whether you’re writing UK or US English.
- In UK English, “realise” (with an “s”) is more common.
- In US English, “realize” (with a “z”) is the only correct spelling.
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“Realising” or “realizing”
Realising and realizing are the present participle and gerund of the verb “realise/realize.” The same spelling distinction carries over to these forms, the past forms realised/realized, and the nouns realisation/realization.
- In UK English, “realising,” “realised,” and “realisation” are commonly used.
- In US English, “realizing,” “realized,” and “realization” are the only valid spellings.
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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.
US vs. UK spellings
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