défoncéevsdéfoncerConfusable pair

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

Which to use

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

#33,656
“défoncée” frequency rank
#12,145
“défoncer” frequency rank
45801
confusion score

Side-by-Side Comparison

Feature défoncée défoncer
Definition Féminin singulier de défoncé. Dégarnir de son fond.

Same sound, different letters: défoncée vs défoncer

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 7 letters. défoncée (CVCVCCVV) and défoncer (CVCVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

8 ch
défoncée
8 ch
défoncer

Homophone desk: défoncée vs défoncer

Say them out loud and nothing separates them: défoncée and défoncer carry the same recorded pronunciation, \de.fɔ̃.se\. Grammar is what tells them apart: one is anadjective, the other averb, so most sentences will only accept one of them. They share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 45801, derived from the frequency rank of both members and their visual similarity.

défoncée is recorded at frequency rank #33,656, classified as anadj, pronounced \de.fɔ̃.se\. défoncer is at rank #12,145, tagged as averb, pronounced \de.fɔ̃.se\.

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 45801, this pair ranks #199,934 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of défoncée vs défoncer

Shared letters: cdefnoé. Private to "défoncée": -. Private to "défoncer": r.

"défoncée" · 8 letters · shape CVCVCCVV  ·  "défoncer" · 8 letters · shape CVCVCCVC

Frequently Asked Questions

Do "défoncée" and "défoncer" mean the same thing in a sentence?
No - they are not even the same part of speech. "défoncée" is an adjective and "défoncer" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "défoncée" or "défoncer"?
"défoncer" is the more common of the two: it sits at frequency rank #12,145 in our French list, against #33,656 for "défoncée". 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 "défoncée" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "défoncer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #199,934 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "défoncée" and "défoncer" also get mixed up with nearby pairs, the highest-scored neighbour is "défoncée vs dénoncées". Nearby pair

Confusion rank #199,934 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