éternellevséternellesWhat's the difference?

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

Which to use

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

#8,641
“éternelle” frequency rank
#33,091
“éternelles” frequency rank
41732
confusion score

Side-by-Side Comparison

Feature éternelle éternelles
Definition Plante de la famille des composées, généralement appelée immortelle, qui est ainsi nommée parce que ses fleurs ne se fanent jamais, une fois coupées. Féminin pluriel de éternel.

Same sound, different letters: éternelle vs éternelles

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 9 letters. éternelle runs 9 letters (VCVCCVCCV) against éternelles's 10 (VCVCCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
éternelle
10 ch
éternelles

Same sound, different spelling - éternelle / éternelles

Say them out loud and nothing separates them: éternelle and éternelles carry the same recorded pronunciation, \e.tɛʁ.nɛl\. 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) - “éternelle” sits inside “éternelles”. Our composite confusion score for this pair is 41732, derived from the frequency rank of both members and their visual similarity.

éternelle is recorded at frequency rank #8,641, classified as anoun, pronounced \e.tɛʁ.nɛl\. éternelles is at rank #33,091, tagged as anadj, pronounced \e.tɛʁ.nɛl\.

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 41732, this pair ranks #230,907 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of éternelle vs éternelles

Shared letters: elnrté. Private to "éternelle": -. Private to "éternelles": s.

"éternelle" · 9 letters · shape VCVCCVCCV  ·  "éternelles" · 10 letters · shape VCVCCVCCVC

Frequently Asked Questions

Do "éternelle" and "éternelles" mean the same thing in a sentence?
No - they are not even the same part of speech. "éternelle" is a noun and "éternelles" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "éternelle" vs "éternelles" - which ranks higher?
"éternelle" is the more common of the two: it sits at frequency rank #8,641 in our French list, against #33,091 for "éternelles". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "éternelle" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "éternelles" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #230,907 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "éternelle" and "éternelles" also get mixed up with nearby pairs, the highest-scored neighbour is "éternelles vs éternels". Nearby pair

Confusion rank #230,907 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