spécialiservsspécialisésConfusable pair

Quick tell: spécialiser is a verb, spécialisés is an adjective, so they fill different roles in a sentence.

Which to use

“spécialiser” is a verb and “spécialisés” is an adjective - they look or sound alike but fill different roles in a sentence.

#30,818
“spécialiser” frequency rank
#6,895
“spécialisés” frequency rank
37713
confusion score

Side-by-Side Comparison

Feature spécialiser spécialisés
Definition Affecter à un rôle, à une fonction, à un usage spécial. Masculin pluriel de spécialisé.

Same sound, different letters: spécialiser vs spécialisés

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 9 letters. spécialiser and spécialisés follow the identical consonant-vowel pattern (CCVCVVCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

11 ch
spécialiser
11 ch
spécialisés

Same sound, different spelling - spécialiser / spécialisés

Say them out loud and nothing separates them: spécialiser and spécialisés carry the same recorded pronunciation, \spe.sja.li.ze\. Grammar is what tells them apart: one is averb, the other anadjective, so most sentences will only accept one of them. They share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 37713, derived from the frequency rank of both members and their visual similarity.

spécialiser is recorded at frequency rank #30,818, classified as averb, pronounced \spe.sja.li.ze\. spécialisés is at rank #6,895, tagged as anadj, pronounced \spe.sja.li.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 37713, this pair ranks #260,487 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of spécialiser vs spécialisés

Shared letters: acilpsé. Private to "spécialiser": er. Private to "spécialisés": -.

"spécialiser" · 11 letters · shape CCVCVVCVCVC  ·  "spécialisés" · 11 letters · shape CCVCVVCVCVC

Frequently Asked Questions

Can "spécialiser" and "spécialisés" be used interchangeably?
No - they are not even the same part of speech. "spécialiser" is a verb and "spécialisés" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "spécialiser" vs "spécialisés" - which ranks higher?
"spécialisés" is the more common of the two: it sits at frequency rank #6,895 in our French list, against #30,818 for "spécialiser". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "spécialiser" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "spécialisés" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #260,487 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "spécialiser" and "spécialisés" also get mixed up with nearby pairs, the highest-scored neighbour is "socialiser vs spécialiser". Nearby pair

Confusion rank #260,487 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