categorizevscategorizedWhich spelling fits?

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

Which to use

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

#31,905
“categorize” frequency rank
#19,282
“categorized” frequency rank
51187
confusion score

Side-by-Side Comparison

Feature categorize categorized
Definition To assign a category; to divide into classes. The characteristic of having been placed or sorted in a category or categories.

Letter map: categorize vs categorized

Shared letters muted; letters that set categorize and categorized apart highlighted. Shared run: 10.

10 ch
categorize
11 ch
categorized

Role in the sentence - categorize and categorized

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: categorize is averb and categorizedanadjective. On the page they differ by 1 extra letter(s) - “categorize” sits inside “categorized”. Our composite confusion score for this pair is 51187, derived from the frequency rank of both members and their visual similarity.

categorize is recorded at frequency rank #31,905, classified as averb, pronounced /ˈkætɪɡəˌɹaɪz/. categorized is at rank #19,282, 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 51187, this pair ranks #167,638 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of categorize vs categorized

Shared letters: acegiortz. Private to "categorize": -. Private to "categorized": d.

"categorize" · 10 letters · shape CVCVCVCVCV  ·  "categorized" · 11 letters · shape CVCVCVCVCVC

Known mistypes of this pair

  • categorizeactegorize · caetgorize · categgorize · categoirze · categoriez · categorizze · categorrize · categorzie
  • categorizedactegorized · caetgorized · categgorized · categoirzed · categoriezd · categorizde · categorizedd · categorizzed

Frequently Asked Questions

Can "categorize" and "categorized" be used interchangeably?
No - they are not even the same part of speech. "categorize" is a verb and "categorized" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "categorize" or "categorized"?
"categorized" is the more common of the two: it sits at frequency rank #19,282 in our English list, against #31,905 for "categorize". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "categorize" and "categorized".

  • Full dictionary entry for "categorize" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "categorized" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #167,638 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "categorize" and "categorized" also get mixed up with nearby pairs, the highest-scored neighbour is "categories vs categorize". 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 #167,638 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