proprevspropresWhich spelling fits?

Which to use

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

#513
“propre” frequency rank
#1,206
“propres” frequency rank
1719
confusion score

Side-by-Side Comparison

Feature propre propres
Definition Qui est particulier à une personne ou à une chose (exclusivement ou non). Pluriel de l’adjectif propre.

Same sound, different letters: propre vs propres

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 6 letters.

6 ch
propre
7 ch
propres

Ear matches; page differs - propre and propres

This is the hard kind. propre and propres are pronounced identically (\pʁɔpʁ\) 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) - “propre” sits inside “propres”. Our composite confusion score for this pair is 1719, derived from the frequency rank of both members and their visual similarity.

propre is recorded at frequency rank #513, classified as anadj, pronounced \pʁɔpʁ\. propres is at rank #1,206, tagged as anadj, pronounced \pʁɔpʁ\.

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 1719, this pair ranks #437,522 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of propre vs propres

Shared letters: eopr. Private to "propre": -. Private to "propres": s.

"propre" · 6 letters · shape CCVCCV  ·  "propres" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • propreporpre · ppropre · proper · proppre · proprre · prorpe · prpore · prropre
  • propresporpres · ppropres · propers · proppres · propress · proprres · proprse · prorpes

Frequently Asked Questions

Is swapping "propre" for "propres" ever safe?
No. They are pronounced the same (\pʁɔpʁ\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Frequency check: "propre" vs "propres" - which ranks higher?
"propre" is the more common of the two: it sits at frequency rank #513 in our French list, against #1,206 for "propres". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've separated the homophone pair "propre" / "propres". Follow the links when you need the full entry or a neighbour that trips the same ear.

  • Full dictionary entry for "propre" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "propres" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #437,522 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "propre" and "propres" also get mixed up with nearby pairs, the highest-scored neighbour is "proféré vs propre". 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 #437,522 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