mortellevsmortellesConfusable pair

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

Which to use

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

#10,540
“mortelle” frequency rank
#21,401
“mortelles” frequency rank
31941
confusion score

Side-by-Side Comparison

Feature mortelle mortelles
Definition Femme destinée à mourir un jour. Féminin pluriel de mortel.

Same sound, different letters: mortelle vs mortelles

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

8 ch
mortelle
9 ch
mortelles

Same sound, different spelling - mortelle / mortelles

Say them out loud and nothing separates them: mortelle and mortelles carry the same recorded pronunciation, \mɔʁ.tɛl\. 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) - “mortelle” sits inside “mortelles”. Our composite confusion score for this pair is 31941, derived from the frequency rank of both members and their visual similarity.

mortelle is recorded at frequency rank #10,540, classified as anoun, pronounced \mɔʁ.tɛl\. mortelles is at rank #21,401, tagged as anadj, pronounced \mɔʁ.tɛl\.

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 31941, this pair ranks #300,602 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mortelle vs mortelles

Shared letters: elmort. Private to "mortelle": -. Private to "mortelles": s.

"mortelle" · 8 letters · shape CVCCVCCV  ·  "mortelles" · 9 letters · shape CVCCVCCVC

Known mistypes of this pair

  • mortellemmortelle · moretlle · morrtelle · mortele · mortelel · mortlele · morttelle · motrelle
  • mortellesmmortelles · moretlles · morrtelles · mortelels · morteles · mortelless · mortellse · mortleles

Frequently Asked Questions

Do "mortelle" and "mortelles" mean the same thing in a sentence?
No - they are not even the same part of speech. "mortelle" is a noun and "mortelles" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "mortelle" or "mortelles" show up more?
"mortelle" is the more common of the two: it sits at frequency rank #10,540 in our French list, against #21,401 for "mortelles". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "mortelle" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mortelles" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #300,602 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "mortelle" and "mortelles" also get mixed up with nearby pairs, the highest-scored neighbour is "mortelles vs myrtilles". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #300,602 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