Which to use
“rationnelle” and “rationnelles” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #13,457
- “rationnelle” frequency rank
- #32,553
- “rationnelles” frequency rank
- 46010
- confusion score
Side-by-Side Comparison
| Feature | rationnelle | rationnelles |
|---|---|---|
| Definition | Féminin singulier de rationnel. | Féminin pluriel de rationnel. |
Same sound, different letters: rationnelle vs rationnelles
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 11 letters. rationnelle runs 11 letters (CVCVVCCVCCV) against rationnelles's 12 (CVCVVCCVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Homophone desk: rationnelle vs rationnelles
This is the hard kind. rationnelle and rationnelles are pronounced identically (\ʁa.sjɔ.nɛl\) and both work as anadjective. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “rationnelle” sits inside “rationnelles”. Our composite confusion score for this pair is 46010, derived from the frequency rank of both members and their visual similarity.
rationnelle is recorded at frequency rank #13,457, classified as anadj, pronounced \ʁa.sjɔ.nɛl\. rationnelles is at rank #32,553, tagged as anadj, pronounced \ʁa.sjɔ.nɛl\.
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 46010, this pair ranks #198,324 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rationnelle vs rationnelles
Shared letters: aeilnort. Private to "rationnelle": -. Private to "rationnelles": s.
"rationnelle" · 11 letters · shape CVCVVCCVCCV · "rationnelles" · 12 letters · shape CVCVVCCVCCVC
Known mistypes of this pair
- rationnelle ← artionnelle · raitonnelle · ratinonelle · rationelle · rationenlle · rationnele · rationnelel · rationnlele
- rationnelles ← artionnelles · raitonnelles · ratinonelles · rationelles · rationenlles · rationnelels · rationneles · rationnelless
Frequently Asked Questions
Do "rationnelle" and "rationnelles" mean the same thing in a sentence?
Which is more common, "rationnelle" or "rationnelles"?
Useful next steps
You've separated the homophone pair "rationnelle" / "rationnelles". Follow the links when you need the full entry or a neighbour that trips the same ear.
- Full dictionary entry for "rationnelle" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rationnelles" - compare definitions side by side with the headword page. Word entry
- This pair ranks #198,324 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "rationnelle" and "rationnelles" also get mixed up with nearby pairs, the highest-scored neighbour is "rationnelles vs relationnelles". 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 #198,324 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.