Which to use
“fa” and “foi” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #6,701
- “fa” frequency rank
- #1,478
- “foi” frequency rank
- 8179
- confusion score
Side-by-Side Comparison
| Feature | fa | foi |
|---|---|---|
| Definition | La quatrième note de la gamme en musique occidentale. | Croyance aux dogmes de la religion, en Dieu. |
Where the eye mixes fa and foi
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between fa and foi
A purely visual mix-up. fa (\fa\) and foi (\fwa\) 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 8179, derived from the frequency rank of both members and their visual similarity.
fa is recorded at frequency rank #6,701, classified as anoun, pronounced \fa\. 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 8179, this pair ranks #420,884 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of fa vs foi
Shared letters: f. Private to "fa": a. Private to "foi": io.
"fa" · 2 letters · shape CV · "foi" · 3 letters · shape CVV
Frequently Asked Questions
Do "fa" and "foi" mean the same thing in a sentence?
In ordinary French text, does "fa" or "foi" show up more?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fa" 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 #420,884 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fa" and "foi" also get mixed up with nearby pairs, the highest-scored neighbour is "fa vs Fee". Nearby pair
Confusion rank #420,884 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.