Which to use
“fais” is a verb and “foi” is a noun - they look or sound alike but fill different roles in a sentence.
- #190
- “fais” frequency rank
- #1,478
- “foi” frequency rank
- 1668
- confusion score
Side-by-Side Comparison
| Feature | fais | foi |
|---|---|---|
| Definition | Première personne du singulier de l’indicatif présent de faire. | Croyance aux dogmes de la religion, en Dieu. |
Where the eye mixes fais and foi
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between fais and foi
These two trip readers on the page rather than in the ear: fais is \fɛ\ while foi is \fwa\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 1668, derived from the frequency rank of both members and their visual similarity.
fais is recorded at frequency rank #190, classified as averb, pronounced \fɛ\. foi is at rank #1,478, tagged as anoun, pronounced \fwa\.
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 1668, this pair ranks #437,603 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of fais vs foi
Shared letters: fi. Private to "fais": as. Private to "foi": o.
"fais" · 4 letters · shape CVVC · "foi" · 3 letters · shape CVV
Known mistypes of this pair
- fais ← afis · faiss · fasi · ffais · fias
Frequently Asked Questions
Do "fais" and "foi" mean the same thing in a sentence?
Which is more common, "fais" or "foi"?
What to do next
Eye-level mix-up between "fais" and "foi" 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 "foi" - compare definitions side by side with the headword page. Word entry
- This pair ranks #437,603 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fais" and "foi" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs foi". 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 #437,603 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.