héréditairevshéréditairesTell them apart

Which to use

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

#16,149
“héréditaire” frequency rank
#32,439
“héréditaires” frequency rank
48588
confusion score

Side-by-Side Comparison

Feature héréditaire héréditaires
Definition Qui se transmet par droit de succession, relatif à l'héritage. Pluriel de héréditaire.

Same sound, different letters: héréditaire vs héréditaires

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 11 letters.

11 ch
héréditaire
12 ch
héréditaires

Homophone desk: héréditaire vs héréditaires

This is the hard kind. héréditaire and héréditaires are pronounced identically (\e.ʁe.di.tɛʁ\) 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) - “héréditaire” sits inside “héréditaires”. Our composite confusion score for this pair is 48588, derived from the frequency rank of both members and their visual similarity.

héréditaire is recorded at frequency rank #16,149, classified as anadj, pronounced \e.ʁe.di.tɛʁ\. héréditaires is at rank #32,439, tagged as anadj, pronounced \e.ʁe.di.tɛʁ\.

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 48588, this pair ranks #177,711 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of héréditaire vs héréditaires

Shared letters: adehirté. Private to "héréditaire": -. Private to "héréditaires": s.

"héréditaire" · 11 letters · shape CVCVCVCVVCV  ·  "héréditaires" · 12 letters · shape CVCVCVCVVCVC

Frequently Asked Questions

Is swapping "héréditaire" for "héréditaires" ever safe?
No. They are pronounced the same (\e.ʁe.di.tɛʁ\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Frequency check: "héréditaire" vs "héréditaires" - which ranks higher?
"héréditaire" is the more common of the two: it sits at frequency rank #16,149 in our French list, against #32,439 for "héréditaires". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "héréditaire" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "héréditaires" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #177,711 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics

Confusion rank #177,711 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