Which to use
“périmètre” and “périmètres” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #6,990
- “périmètre” frequency rank
- #38,494
- “périmètres” frequency rank
- 45484
- confusion score
Side-by-Side Comparison
| Feature | périmètre | périmètres |
|---|---|---|
| Definition | Contour d’une figure plane. | Pluriel de périmètre. |
Same sound, different letters: périmètre vs périmètres
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 9 letters. périmètre runs 9 letters (CVCVCVCCV) against périmètres's 10 (CVCVCVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Homophone desk: périmètre vs périmètres
This is the hard kind. périmètre and périmètres are pronounced identically (\pe.ʁi.mɛtʁ\) and both work as anoun. 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) - “périmètre” sits inside “périmètres”. Our composite confusion score for this pair is 45484, derived from the frequency rank of both members and their visual similarity.
périmètre is recorded at frequency rank #6,990, classified as anoun, pronounced \pe.ʁi.mɛtʁ\. périmètres is at rank #38,494, tagged as anoun, pronounced \pe.ʁi.mɛtʁ\.
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 45484, this pair ranks #202,399 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of périmètre vs périmètres
Shared letters: eimprtèé. Private to "périmètre": -. Private to "périmètres": s.
"périmètre" · 9 letters · shape CVCVCVCCV · "périmètres" · 10 letters · shape CVCVCVCCVC
Frequently Asked Questions
Can "périmètre" and "périmètres" be used interchangeably?
Which is more common, "périmètre" or "périmètres"?
Useful next steps
You've separated the homophone pair "périmètre" / "périmètres". Follow the links when you need the full entry or a neighbour that trips the same ear.
- Full dictionary entry for "périmètre" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "périmètres" - compare definitions side by side with the headword page. Word entry
- This pair ranks #202,399 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "périmètre" and "périmètres" also get mixed up with nearby pairs, the highest-scored neighbour is "périmètres vs perpétrés". Nearby pair
Confusion rank #202,399 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.