Which to use
“fei” and “ffa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #31,027
- “fei” frequency rank
- #49,084
- “ffa” frequency rank
- 80111
- confusion score
Side-by-Side Comparison
| Feature | fei | ffa |
|---|---|---|
| Definition | Variante de foi | Fèves. |
Where the eye mixes fei and ffa
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. fei (CVV) and ffa (CCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between fei and ffa
A purely visual mix-up. fei (\fei̯\) and ffa (\faː\) 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 80111, derived from the frequency rank of both members and their visual similarity.
fei is recorded at frequency rank #31,027, classified as anoun, pronounced \fei̯\. ffa is at rank #49,084, tagged as anoun, pronounced \faː\.
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 80111, this pair ranks #21,713 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of fei vs ffa
Shared letters: f. Private to "fei": ei. Private to "ffa": a.
"fei" · 3 letters · shape CVV · "ffa" · 3 letters · shape CCV
Frequently Asked Questions
Can "fei" and "ffa" be used interchangeably?
Frequency check: "fei" vs "ffa" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fei" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ffa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #21,713 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fei" and "ffa" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs ffa". Nearby pair
Confusion rank #21,713 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.