complainedvscomplainsWhat's the difference?

Which to use

“complained” and “complains” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#7,207
“complained” frequency rank
#15,587
“complains” frequency rank
22794
confusion score

Side-by-Side Comparison

Feature complained complains
Definition simple past and past participle of complain third-person singular simple present indicative of complain

Where the eye mixes complained and complains

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

10 ch
complained
9 ch
complains

Why the eye confuses complained with complains

A purely visual mix-up. complained (/kəmˈpleɪnd/) and complains (/kəmˈpleɪnz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 22794, derived from the frequency rank of both members and their visual similarity.

complained is recorded at frequency rank #7,207, classified as averb, pronounced /kəmˈpleɪnd/. complains is at rank #15,587, tagged as averb, pronounced /kəmˈpleɪnz/.

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 22794, this pair ranks #413,964 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of complained vs complains

Shared letters: acilmnop. Private to "complained": de. Private to "complains": s.

"complained" · 10 letters · shape CVCCCVVCVC  ·  "complains" · 9 letters · shape CVCCCVVCC

Known mistypes of this pair

  • complainedccomplained · cmoplained · comlpained · commplained · compalined · complaiend · complainde · complainedd
  • complainsccomplains · cmoplains · comlpains · commplains · compalins · complainns · complainss · complaisn

Frequently Asked Questions

Do "complained" and "complains" mean the same thing in a sentence?
No. They are said differently (/kəmˈpleɪnd/ versus /kəmˈpleɪnz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "complained" or "complains" show up more?
"complained" is the more common of the two: it sits at frequency rank #7,207 in our English list, against #15,587 for "complains". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "complained" and "complains" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "complained" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "complains" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #413,964 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "complained" and "complains" also get mixed up with nearby pairs, the highest-scored neighbour is "complains vs complies". 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 #413,964 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