Which to use
“Cooper” is a name and “coopérer” is a verb - they look or sound alike but fill different roles in a sentence.
- #8,831
- “Cooper” frequency rank
- #15,602
- “coopérer” frequency rank
- 24433
- confusion score
Side-by-Side Comparison
| Feature | Cooper | coopérer |
|---|---|---|
| Definition | Nom de famille. | Opérer conjointement avec quelqu’un, collaborer. |
Letter map: Cooper vs coopérer
Shared letters muted; letters that set Cooper and coopérer apart highlighted. Shared run: 6.
Part-of-speech tell for Cooper / coopérer
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Cooper is aname and coopéreraverb. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 24433, derived from the frequency rank of both members and their visual similarity.
Cooper is recorded at frequency rank #8,831, classified as aname. 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 24433, this pair ranks #346,668 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of Cooper vs coopérer
Shared letters: ceopr. Private to "Cooper": -. Private to "coopérer": é.
"Cooper" · 6 letters · shape CVVCVC · "coopérer" · 8 letters · shape CVVCVCVC
Known mistypes of this pair
- Cooper ← ccooper · cooepr · cooperr · coopper · coopre · coper · copoer · ocoper
Frequently Asked Questions
Is swapping "Cooper" for "coopérer" ever safe?
Which is more common, "Cooper" or "coopérer"?
What to do next
Pair "Cooper" vs "coopérer" is on the table, pick a follow-up below.
- Full dictionary entry for "Cooper" 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 #346,668 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "Cooper" and "coopérer" also get mixed up with nearby pairs, the highest-scored neighbour is "coopèrent vs coopérer". 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 #346,668 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.