décidéevsdécideurConfusable pair

Quick tell: décidée is a adjective, décideur is a noun, so they fill different roles in a sentence.

Which to use

“décidée” is an adjective and “décideur” is a noun - they look or sound alike but fill different roles in a sentence.

#10,142
“décidée” frequency rank
#44,994
“décideur” frequency rank
55136
confusion score

Side-by-Side Comparison

Feature décidée décideur
Definition Féminin singulier de décidé. Personne qui décide.

Where the eye mixes décidée and décideur

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. décidée runs 7 letters (CVCVCVV) against décideur's 8 (CVCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
décidée
8 ch
décideur

Why the eye confuses décidée with décideur

These two trip readers on the page rather than in the ear: décidée is \de.si.de\ while décideur is \de.si.dœʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 55136, derived from the frequency rank of both members and their visual similarity.

décidée is recorded at frequency rank #10,142, classified as anadj, pronounced \de.si.de\. décideur is at rank #44,994, tagged as anoun, pronounced \de.si.dœʁ\.

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 55136, this pair ranks #129,462 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of décidée vs décideur

Shared letters: cdeié. Private to "décidée": -. Private to "décideur": ru.

"décidée" · 7 letters · shape CVCVCVV  ·  "décideur" · 8 letters · shape CVCVCVVC

Frequently Asked Questions

Is swapping "décidée" for "décideur" ever safe?
No - they are not even the same part of speech. "décidée" is an adjective and "décideur" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "décidée" or "décideur"?
"décidée" is the more common of the two: it sits at frequency rank #10,142 in our French list, against #44,994 for "décideur". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "décidée" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "décideur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #129,462 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "décidée" and "décideur" also get mixed up with nearby pairs, the highest-scored neighbour is "décideur vs décodeurs". Nearby pair

Confusion rank #129,462 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