diffuséevsdiffuséesWhat's the difference?

Which to use

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

#6,603
“diffusée” frequency rank
#14,246
“diffusées” frequency rank
20849
confusion score

Side-by-Side Comparison

Feature diffusée diffusées
Definition Participe passé féminin singulier de diffuser. Participe passé féminin pluriel de diffuser.

Same sound, different letters: diffusée vs diffusées

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

8 ch
diffusée
9 ch
diffusées

Same sound, different spelling - diffusée / diffusées

This is the hard kind. diffusée and diffusées are pronounced identically (\di.fy.ze\) and both work as averb. 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) - “diffusée” sits inside “diffusées”. Our composite confusion score for this pair is 20849, derived from the frequency rank of both members and their visual similarity.

diffusée is recorded at frequency rank #6,603, classified as averb, pronounced \di.fy.ze\. diffusées is at rank #14,246, tagged as averb, pronounced \di.fy.ze\.

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 20849, this pair ranks #366,162 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of diffusée vs diffusées

Shared letters: defisué. Private to "diffusée": -. Private to "diffusées": -.

"diffusée" · 8 letters · shape CVCCVCVV  ·  "diffusées" · 9 letters · shape CVCCVCVVC

Frequently Asked Questions

Do "diffusée" and "diffusées" mean the same thing in a sentence?
No. They are pronounced the same (\di.fy.ze\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Frequency check: "diffusée" vs "diffusées" - which ranks higher?
"diffusée" is the more common of the two: it sits at frequency rank #6,603 in our French list, against #14,246 for "diffusées". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

"diffusée" and "diffusées" share a sound, keep the gloss open, then jump to the headword or a nearby trap.

  • Full dictionary entry for "diffusée" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "diffusées" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #366,162 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "diffusée" and "diffusées" also get mixed up with nearby pairs, the highest-scored neighbour is "diffusées vs diffusera". Nearby pair

Confusion rank #366,162 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