défoncervsdémonterConfusable pair

Which to use

“défoncer” and “démonter” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#12,145
“défoncer” frequency rank
#13,365
“démonter” frequency rank
25510
confusion score

Side-by-Side Comparison

Feature défoncer démonter
Definition Dégarnir de son fond. Arrêter le mouvement d’un mécanisme, qui a ensuite besoin d’être remonté.

Where the eye mixes défoncer and démonter

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. défoncer and démonter follow the identical consonant-vowel pattern (CVCVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
défoncer
8 ch
démonter

Look-alike desk: défoncer vs démonter

A purely visual mix-up. défoncer (\de.fɔ̃.se\) and démonter (\de.mɔ̃.te\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 25510, derived from the frequency rank of both members and their visual similarity.

défoncer is recorded at frequency rank #12,145, classified as averb, pronounced \de.fɔ̃.se\. démonter is at rank #13,365, tagged as averb, pronounced \de.mɔ̃.te\.

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 25510, this pair ranks #340,450 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of défoncer vs démonter

Shared letters: denoré. Private to "défoncer": cf. Private to "démonter": mt.

"défoncer" · 8 letters · shape CVCVCCVC  ·  "démonter" · 8 letters · shape CVCVCCVC

Frequently Asked Questions

Is swapping "défoncer" for "démonter" ever safe?
No. They are said differently (\de.fɔ̃.se\ versus \de.mɔ̃.te\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "défoncer" vs "démonter" - which ranks higher?
"défoncer" is the more common of the two: it sits at frequency rank #12,145 in our French list, against #13,365 for "démonter". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "défoncer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "démonter" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #340,450 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "défoncer" and "démonter" also get mixed up with nearby pairs, the highest-scored neighbour is "démonter vs dérouter". Nearby pair

Confusion rank #340,450 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