organisevsorganisedWhat's the difference?

Quick tell: organise is a verb, organised is an adjective, so they fill different roles in a sentence.

Which to use

“organise” is a verb and “organised” is an adjective - they look or sound alike but fill different roles in a sentence.

#15,015
“organise” frequency rank
#6,273
“organised” frequency rank
21288
confusion score

Side-by-Side Comparison

Feature organise organised
Definition Non-Oxford British standard spelling of organize. Alternative spelling of organized.

Letter map: organise vs organised

Shared letters muted; letters that set organise and organised apart highlighted. Shared run: 8. organise runs 8 letters (VCCVCVCV) against organised's 9 (VCCVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
organise
9 ch
organised

Role in the sentence - organise and organised

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: organise is averb and organisedanadjective. On the page they differ by 1 extra letter(s) - “organise” sits inside “organised”. Our composite confusion score for this pair is 21288, derived from the frequency rank of both members and their visual similarity.

organise is recorded at frequency rank #15,015, classified as averb. organised is at rank #6,273, tagged as anadj.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 21288, this pair ranks #424,971 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of organise vs organised

Shared letters: aeginors. Private to "organise": -. Private to "organised": d.

"organise" · 8 letters · shape VCCVCVCV  ·  "organised" · 9 letters · shape VCCVCVCVC

Known mistypes of this pair

  • organise ← ogranise · oragnise · orgainse · organies · organisse · organnise · organsie · orgganise
  • organised ← ogranised · oragnised · orgainsed · organiesd · organisde · organisedd · organissed · organnised

Frequently Asked Questions

Can "organise" and "organised" be used interchangeably?
No - they are not even the same part of speech. "organise" is a verb and "organised" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "organise" vs "organised" - which ranks higher?
"organised" is the more common of the two: it sits at frequency rank #6,273 in our English list, against #15,015 for "organise". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "organise" and "organised". Here's where to go from here.

  • Full dictionary entry for "organise" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "organised" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #424,971 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "organise" and "organised" also get mixed up with nearby pairs, the highest-scored neighbour is "organise vs organist". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #424,971 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list