fumervsfuseTell them apart

Which to use

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

#4,336
“fumer” frequency rank
#46,778
“fuse” frequency rank
51114
confusion score

Side-by-Side Comparison

Feature fumer fuse
Definition Jeter de la fumée. Première personne du singulier de l’indicatif présent du verbe fuser.

Where the eye mixes fumer and fuse

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. fumer runs 5 letters (CVCVC) against fuse's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
fumer
4 ch
fuse

Look-alike desk: fumer vs fuse

A purely visual mix-up. fumer (\fy.me\) and fuse (\fyz\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 51114, derived from the frequency rank of both members and their visual similarity.

fumer is recorded at frequency rank #4,336, classified as averb, pronounced \fy.me\. fuse is at rank #46,778, tagged as averb, pronounced \fyz\.

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 51114, this pair ranks #157,476 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fumer vs fuse

Shared letters: efu. Private to "fumer": mr. Private to "fuse": s.

"fumer" · 5 letters · shape CVCVC  ·  "fuse" · 4 letters · shape CVCV

Known mistypes of this pair

  • fumer ← ffumer · fmuer · fuemr · fumerr · fummer · fumre · ufmer
  • fuse ← ffuse · fsue · fues · fusse · ufse

Frequently Asked Questions

Is swapping "fumer" for "fuse" ever safe?
No. They are said differently (\fy.me\ versus \fyz\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fumer" vs "fuse" - which ranks higher?
"fumer" is the more common of the two: it sits at frequency rank #4,336 in our French list, against #46,778 for "fuse". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fumer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fuse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,476 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fumer" and "fuse" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs fuse". 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 #157,476 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