Prioritize vs. Prioritise
“Prioritize” and “prioritise” are the same verb; Cambridge notes that UK English usually uses “prioritise,” while “prioritize” is standard in US-oriented English. Do not invent a meaning difference between the spellings; the choice is orthographic and regional.
“Prioritize” and “prioritise” are the same verb; Cambridge notes that UK English usually uses “prioritise,” while “prioritize” is standard in US-oriented English.
Key details
Further guidance
Core difference
“Prioritize” and “prioritise” are the same verb; Cambridge notes that UK English usually uses “prioritise,” while “prioritize” is standard in US-oriented English.
Fast Test
Match the spelling to the document’s regional or house style and use it consistently.
Usage Boundary
Do not invent a meaning difference between the spellings; the choice is orthographic and regional.
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
- Prioritize — Cambridge Dictionary (opens in a new tab)Cambridge University Press · Learner-dictionary evidence that prioritize/prioritise are regional spellings of the same verb and that UK English usually uses prioritise.