collaborevscollabosWhich spelling fits?

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

Which to use

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

#17,653
“collabore” frequency rank
#36,314
“collabos” frequency rank
53967
confusion score

Side-by-Side Comparison

Feature collabore collabos
Definition Première personne du singulier de l’indicatif présent du verbe collaborer. Pluriel de collabo.

Where the eye mixes collabore and collabos

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

9 ch
collabore
8 ch
collabos

Why the eye confuses collabore with collabos

These two trip readers on the page rather than in the ear: collabore is \kɔ.la.bɔʁ\ while collabos is \kɔ.la.bo\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 53967, derived from the frequency rank of both members and their visual similarity.

collabore is recorded at frequency rank #17,653, classified as averb, pronounced \kɔ.la.bɔʁ\. collabos is at rank #36,314, tagged as anoun, pronounced \kɔ.la.bo\.

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 53967, this pair ranks #137,230 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of collabore vs collabos

Shared letters: abclo. Private to "collabore": er. Private to "collabos": s.

"collabore" · 9 letters · shape CVCCVCVCV  ·  "collabos" · 8 letters · shape CVCCVCVC

Known mistypes of this pair

  • collaboreccollabore · clolabore · colabore · colalbore · collabbore · collaboer · collabroe · collaobre
  • collabosccollabos · clolabos · colabos · colalbos · collabbos · collaboss · collabso · collaobs

Frequently Asked Questions

Is swapping "collabore" for "collabos" ever safe?
No - they are not even the same part of speech. "collabore" is a verb and "collabos" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "collabore" vs "collabos" - which ranks higher?
"collabore" is the more common of the two: it sits at frequency rank #17,653 in our French list, against #36,314 for "collabos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "collabore" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "collabos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #137,230 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "collabore" and "collabos" also get mixed up with nearby pairs, the highest-scored neighbour is "collab vs collabos". 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 #137,230 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list