maîtressevsmaîtressesWhich spelling fits?

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

Which to use

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

#5,367
“maîtresse” frequency rank
#21,391
“maîtresses” frequency rank
26758
confusion score

Side-by-Side Comparison

Feature maîtresse maîtresses
Definition Celle qui a un pouvoir de domination sur les êtres ou les choses. Féminin pluriel de maître.

Same sound, different letters: maîtresse vs maîtresses

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

9 ch
maîtresse
10 ch
maîtresses

Same sound, different spelling - maîtresse / maîtresses

Say them out loud and nothing separates them: maîtresse and maîtresses carry the same recorded pronunciation, \mɛ.tʁɛs\. 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) - “maîtresse” sits inside “maîtresses”. Our composite confusion score for this pair is 26758, derived from the frequency rank of both members and their visual similarity.

maîtresse is recorded at frequency rank #5,367, classified as anoun, pronounced \mɛ.tʁɛs\. maîtresses is at rank #21,391, tagged as anadj, pronounced \mɛ.tʁɛs\.

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 26758, this pair ranks #333,026 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of maîtresse vs maîtresses

Shared letters: aemrstî. Private to "maîtresse": -. Private to "maîtresses": -.

"maîtresse" · 9 letters · shape CVVCCVCCV  ·  "maîtresses" · 10 letters · shape CVVCCVCCVC

Frequently Asked Questions

Is swapping "maîtresse" for "maîtresses" ever safe?
No - they are not even the same part of speech. "maîtresse" is a noun and "maîtresses" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "maîtresse" or "maîtresses" show up more?
"maîtresse" is the more common of the two: it sits at frequency rank #5,367 in our French list, against #21,391 for "maîtresses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

"maîtresse" and "maîtresses" share a sound, keep the gloss open, then jump to the headword or a nearby trap.

  • Full dictionary entry for "maîtresse" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "maîtresses" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #333,026 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "maîtresse" and "maîtresses" also get mixed up with nearby pairs, the highest-scored neighbour is "maîtresses vs maîtrises". Nearby pair

Confusion rank #333,026 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