supposévssupposerConfusable pair

Quick tell: supposé is a adjective, supposer is a verb, so they fill different roles in a sentence.

Which to use

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

#6,898
“supposé” frequency rank
#8,624
“supposer” frequency rank
15522
confusion score

Side-by-Side Comparison

Feature supposé supposer
Definition Qui est faux, controuvé, fabriqué frauduleusement. Poser une chose pour établie, l’admettre par hypothèse, afin d’en tirer ensuite quelque induction.

Same sound, different letters: supposé vs supposer

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 6 letters. supposé runs 7 letters (CVCCVCV) against supposer's 8 (CVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
supposé
8 ch
supposer

Homophone desk: supposé vs supposer

Say them out loud and nothing separates them: supposé and supposer carry the same recorded pronunciation, \sy.po.ze\. Grammar is what tells them apart: one is anadjective, the other averb, so most sentences will only accept one of them. They differ by 1 letter(s) in length. Our composite confusion score for this pair is 15522, derived from the frequency rank of both members and their visual similarity.

supposé is recorded at frequency rank #6,898, classified as anadj, pronounced \sy.po.ze\. supposer is at rank #8,624, tagged as averb, pronounced \sy.po.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 15522, this pair ranks #391,980 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of supposé vs supposer

Shared letters: opsu. Private to "supposé": é. Private to "supposer": er.

"supposé" · 7 letters · shape CVCCVCV  ·  "supposer" · 8 letters · shape CVCCVCVC

Known mistypes of this pair

  • supposer ← spuposer · ssupposer · supopser · suposer · suppoesr · supposerr · supposre · supposser

Frequently Asked Questions

Can "supposé" and "supposer" be used interchangeably?
No - they are not even the same part of speech. "supposé" is an adjective and "supposer" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "supposé" or "supposer" show up more?
"supposé" is the more common of the two: it sits at frequency rank #6,898 in our French list, against #8,624 for "supposer". 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 "supposé" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "supposer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #391,980 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "supposé" and "supposer" also get mixed up with nearby pairs, the highest-scored neighbour is "supposer vs supposez". 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 #391,980 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