faisvsfumaisWhat's the difference?

Which to use

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

#190
“fais” frequency rank
#44,470
“fumais” frequency rank
44660
confusion score

Side-by-Side Comparison

Feature fais fumais
Definition Première personne du singulier de l’indicatif présent de faire. Première personne du singulier de l’imparfait de l’indicatif de fumer.

Where the eye mixes fais and fumais

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fais runs 4 letters (CVVC) against fumais's 6 (CVCVVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
fais
6 ch
fumais

Look-alike desk: fais vs fumais

A purely visual mix-up. fais (\fɛ\) and fumais (\fy.mɛ\) 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 2 letter(s) in length. Our composite confusion score for this pair is 44660, derived from the frequency rank of both members and their visual similarity.

fais is recorded at frequency rank #190, classified as averb, pronounced \fɛ\. fumais is at rank #44,470, tagged as averb, pronounced \fy.mɛ\.

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 44660, this pair ranks #208,773 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fais vs fumais

Shared letters: afis. Private to "fais": -. Private to "fumais": mu.

"fais" · 4 letters · shape CVVC  ·  "fumais" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • fais ← afis · faiss · fasi · ffais · fias
  • fumais ← ffumais · fmuais · fuamis · fumaiss · fumasi · fumias · fummais · ufmais

Frequently Asked Questions

Can "fais" and "fumais" be used interchangeably?
No. They are said differently (\fɛ\ versus \fy.mɛ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "fais" or "fumais" show up more?
"fais" is the more common of the two: it sits at frequency rank #190 in our French list, against #44,470 for "fumais". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Eye-level mix-up between "fais" and "fumais" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "fais" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fumais" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #208,773 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fais" and "fumais" also get mixed up with nearby pairs, the highest-scored neighbour is "fumais vs fuyait". 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 #208,773 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