contributedvscontributorWhich spelling fits?

Quick tell: contributed is a verb, contributor is a noun, so they fill different roles in a sentence.

Which to use

“contributed” is a verb and “contributor” is a noun - they look or sound alike but fill different roles in a sentence.

#3,681
“contributed” frequency rank
#10,834
“contributor” frequency rank
14515
confusion score

Side-by-Side Comparison

Feature contributed contributor
Definition simple past and past participle of contribute A benefactor; someone who donates to charity or some cause.

Where the eye mixes contributed and contributor

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

11 ch
contributed
11 ch
contributor

Why the eye confuses contributed with contributor

These two trip readers on the page rather than in the ear: contributed is /kənˈtɹɪbjuːtɪd/ while contributor is /kənˈtɹɪb.jə.tɚ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 14515, derived from the frequency rank of both members and their visual similarity.

contributed is recorded at frequency rank #3,681, classified as averb, pronounced /kənˈtɹɪbjuːtɪd/. contributor is at rank #10,834, tagged as anoun, pronounced /kənˈtɹɪb.jə.tɚ/.

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 14515, this pair ranks #469,558 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of contributed vs contributor

Shared letters: bcinortu. Private to "contributed": de. Private to "contributor": -.

"contributed" · 11 letters · shape CVCCCVCVCVC  ·  "contributor" · 11 letters · shape CVCCCVCVCVC

Known mistypes of this pair

  • contributedccontributed · cnotributed · conntributed · conrtibuted · contirbuted · contrbiuted · contribbuted · contribtued
  • contributorccontributor · cnotributor · conntributor · conrtibutor · contirbutor · contrbiutor · contribbutor · contribtuor

Frequently Asked Questions

Is swapping "contributed" for "contributor" ever safe?
No - they are not even the same part of speech. "contributed" is a verb and "contributor" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "contributed" or "contributor" show up more?
"contributed" is the more common of the two: it sits at frequency rank #3,681 in our English list, against #10,834 for "contributor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "contributed" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "contributor" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #469,558 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "contributed" and "contributor" also get mixed up with nearby pairs, the highest-scored neighbour is "contributor vs contributory". 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 #469,558 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