Which to use
“rousse” and “rousseau” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #10,066
- “rousse” frequency rank
- #8,301
- “rousseau” frequency rank
- 18367
- confusion score
Side-by-Side Comparison
| Feature | rousse | rousseau |
|---|---|---|
| Definition | Femme qui a les cheveux roux. | Personne qui a les cheveux et le poil roux. |
Where the eye mixes rousse and rousseau
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. rousse runs 6 letters (CVVCCV) against rousseau's 8 (CVVCCVVV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between rousse and rousseau
A purely visual mix-up. rousse (\ʁus\) and rousseau (\ʁu.so\) 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 2 extra letter(s) - “rousse” sits inside “rousseau”. Our composite confusion score for this pair is 18367, derived from the frequency rank of both members and their visual similarity.
rousse is recorded at frequency rank #10,066, classified as anoun, pronounced \ʁus\. rousseau is at rank #8,301, tagged as anoun, pronounced \ʁu.so\.
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 18367, this pair ranks #378,689 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of rousse vs rousseau
Shared letters: eorsu. Private to "rousse": -. Private to "rousseau": a.
"rousse" · 6 letters · shape CVVCCV · "rousseau" · 8 letters · shape CVVCCVVV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "rousse" for "rousseau" ever safe?
Which is more common, "rousse" or "rousseau"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "rousse" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rousseau" - compare definitions side by side with the headword page. Word entry
- This pair ranks #378,689 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "rousse" and "rousseau" also get mixed up with nearby pairs, the highest-scored neighbour is "rouble vs rousse". 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 #378,689 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.