Which to use
“coopèrent” and “coopérer” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #47,253
- “coopèrent” frequency rank
- #15,602
- “coopérer” frequency rank
- 62855
- confusion score
Side-by-Side Comparison
| Feature | coopèrent | coopérer |
|---|---|---|
| Definition | Troisième personne du pluriel de l’indicatif présent de coopérer. | Opérer conjointement avec quelqu’un, collaborer. |
Where the eye mixes coopèrent and coopérer
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. coopèrent runs 9 letters (CVVCVCVCC) against coopérer's 8 (CVVCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses coopèrent with coopérer
A purely visual mix-up. coopèrent (\kɔ.ɔ.pɛʁ\) and coopérer (\kɔ.ɔ.pe.ʁe\) 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 62855, derived from the frequency rank of both members and their visual similarity.
coopèrent is recorded at frequency rank #47,253, classified as averb, pronounced \kɔ.ɔ.pɛʁ\. coopérer is at rank #15,602, tagged as averb, pronounced \kɔ.ɔ.pe.ʁe\.
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 62855, this pair ranks #84,915 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of coopèrent vs coopérer
Shared letters: ceopr. Private to "coopèrent": ntè. Private to "coopérer": é.
"coopèrent" · 9 letters · shape CVVCVCVCC · "coopérer" · 8 letters · shape CVVCVCVC
Frequently Asked Questions
Is swapping "coopèrent" for "coopérer" ever safe?
Frequency check: "coopèrent" vs "coopérer" - which ranks higher?
After this comparison
Eye-level mix-up between "coopèrent" and "coopérer" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "coopèrent" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "coopérer" - compare definitions side by side with the headword page. Word entry
- This pair ranks #84,915 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "coopèrent" and "coopérer" also get mixed up with nearby pairs, the highest-scored neighbour is "coopèrent vs couperet". Nearby pair
Confusion rank #84,915 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.