rénalevsrénauxWhat's the difference?

Which to use

“rénale” and “rénaux” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#20,560
“rénale” frequency rank
#47,019
“rénaux” frequency rank
67579
confusion score

Side-by-Side Comparison

Feature rénale rénaux
Definition Féminin singulier de rénal. Masculin pluriel de rénal.

Where the eye mixes rénale and rénaux

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. rénale (CVCVCV) and rénaux (CVCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
rénale
6 ch
rénaux

Why the eye confuses rénale with rénaux

A purely visual mix-up. rénale (\ʁe.nal\) and rénaux (\ʁe.no\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 67579, derived from the frequency rank of both members and their visual similarity.

rénale is recorded at frequency rank #20,560, classified as anadj, pronounced \ʁe.nal\. rénaux is at rank #47,019, tagged as anadj, pronounced \ʁe.no\.

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 67579, this pair ranks #62,804 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of rénale vs rénaux

Shared letters: anré. Private to "rénale": el. Private to "rénaux": ux.

"rénale" · 6 letters · shape CVCVCV  ·  "rénaux" · 6 letters · shape CVCVVC

Frequently Asked Questions

Do "rénale" and "rénaux" mean the same thing in a sentence?
No. They are said differently (\ʁe.nal\ versus \ʁe.no\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "rénale" vs "rénaux" - which ranks higher?
"rénale" is the more common of the two: it sits at frequency rank #20,560 in our French list, against #47,019 for "rénaux". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "rénale" and "rénaux" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "rénale" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rénaux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,804 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "rénale" and "rénaux" also get mixed up with nearby pairs, the highest-scored neighbour is "rénal vs rénaux". Nearby pair

Confusion rank #62,804 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