infondéevsinfondéesWhat's the difference?

Which to use

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

#49,155
“infondée” frequency rank
#42,946
“infondées” frequency rank
92101
confusion score

Side-by-Side Comparison

Feature infondée infondées
Definition Féminin singulier de infondé. Féminin pluriel de infondé.

Same sound, different letters: infondée vs infondées

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 8 letters. infondée runs 8 letters (VCCVCCVV) against infondées's 9 (VCCVCCVVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
infondée
9 ch
infondées

Ear matches; page differs - infondée and infondées

This is the hard kind. infondée and infondées are pronounced identically (\ɛ̃.fɔ̃.de\) 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) - “infondée” sits inside “infondées”. Our composite confusion score for this pair is 92101, derived from the frequency rank of both members and their visual similarity.

infondée is recorded at frequency rank #49,155, classified as anadj, pronounced \ɛ̃.fɔ̃.de\. infondées is at rank #42,946, tagged as anadj, pronounced \ɛ̃.fɔ̃.de\.

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 92101, this pair ranks #3,269 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of infondée vs infondées

Shared letters: definoé. Private to "infondée": -. Private to "infondées": s.

"infondée" · 8 letters · shape VCCVCCVV  ·  "infondées" · 9 letters · shape VCCVCCVVC

Frequently Asked Questions

Is swapping "infondée" for "infondées" ever safe?
No. They are pronounced the same (\ɛ̃.fɔ̃.de\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Which is more common, "infondée" or "infondées"?
"infondées" is the more common of the two: it sits at frequency rank #42,946 in our French list, against #49,155 for "infondée". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Sound matches; spelling doesn't. Use the exits below to lock the right form or check a cousin pair.

  • Full dictionary entry for "infondée" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "infondées" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,269 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "infondée" and "infondées" also get mixed up with nearby pairs, the highest-scored neighbour is "infondée vs inonde". Nearby pair

Confusion rank #3,269 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