fédéralevsfédéralesConfusable pair

Quick tell: fédérale is a noun, fédérales is an adjective, so they fill different roles in a sentence.

Which to use

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

#3,849
“fédérale” frequency rank
#11,777
“fédérales” frequency rank
15626
confusion score

Side-by-Side Comparison

Feature fédérale fédérales
Definition Route fédérale (aux États-Unis). Féminin pluriel de fédéral.

Same sound, different letters: fédérale vs fédérales

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

8 ch
fédérale
9 ch
fédérales

Ear matches; page differs - fédérale and fédérales

Say them out loud and nothing separates them: fédérale and fédérales carry the same recorded pronunciation, \fe.de.ʁal\. Grammar is what tells them apart: one is anoun, the other anadjective, so most sentences will only accept one of them. They differ by 1 extra letter(s) - “fédérale” sits inside “fédérales”. Our composite confusion score for this pair is 15626, derived from the frequency rank of both members and their visual similarity.

fédérale is recorded at frequency rank #3,849, classified as anoun, pronounced \fe.de.ʁal\. fédérales is at rank #11,777, tagged as anadj, pronounced \fe.de.ʁal\.

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 15626, this pair ranks #391,553 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fédérale vs fédérales

Shared letters: adeflré. Private to "fédérale": -. Private to "fédérales": s.

"fédérale" · 8 letters · shape CVCVCVCV  ·  "fédérales" · 9 letters · shape CVCVCVCVC

Frequently Asked Questions

Is swapping "fédérale" for "fédérales" ever safe?
No - they are not even the same part of speech. "fédérale" is a noun and "fédérales" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fédérale" or "fédérales"?
"fédérale" is the more common of the two: it sits at frequency rank #3,849 in our French list, against #11,777 for "fédérales". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "fédérale" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fédérales" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #391,553 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fédérale" and "fédérales" also get mixed up with nearby pairs, the highest-scored neighbour is "fédérale vs fémorale". Nearby pair

Confusion rank #391,553 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