Which to use
“réa” is a noun and “rénal” is an adjective - they look or sound alike but fill different roles in a sentence.
- #31,708
- “réa” frequency rank
- #49,342
- “rénal” frequency rank
- 81050
- confusion score
Side-by-Side Comparison
| Feature | réa | rénal |
|---|---|---|
| Definition | Roue dotée d’une gorge constituant la partie mobile d'une poulie. Tous les corps de métier ayant besoin de soulever de lourdes charges utilisent des poulies à multiples réas pour la réalisation de palans. Chacun des réas tourne librement. | Qui a rapport aux reins ; qui appartient aux reins. |
Where the eye mixes réa and rénal
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. réa runs 3 letters (CVV) against rénal's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses réa with rénal
These two trip readers on the page rather than in the ear: réa is \ʁe.a\ while rénal is \ʁe.nal\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 81050, derived from the frequency rank of both members and their visual similarity.
réa is recorded at frequency rank #31,708, classified as anoun, pronounced \ʁe.a\. rénal is at rank #49,342, tagged as anadj, pronounced \ʁe.nal\.
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 81050, this pair ranks #19,574 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of réa vs rénal
Shared letters: aré. Private to "réa": -. Private to "rénal": ln.
"réa" · 3 letters · shape CVV · "rénal" · 5 letters · shape CVCVC
Frequently Asked Questions
Is swapping "réa" for "rénal" ever safe?
In ordinary French text, does "réa" or "rénal" show up more?
Useful next steps
Eye-level mix-up between "réa" and "rénal" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "réa" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rénal" - compare definitions side by side with the headword page. Word entry
- This pair ranks #19,574 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "réa" and "rénal" also get mixed up with nearby pairs, the highest-scored neighbour is "rénal vs Renata". Nearby pair
Confusion rank #19,574 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.