Which to use
“F1” and “ffa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #9,656
- “F1” frequency rank
- #49,084
- “ffa” frequency rank
- 58740
- confusion score
Side-by-Side Comparison
| Feature | F1 | ffa |
|---|---|---|
| Definition | Formule 1. | Fèves. |
Where the eye mixes F1 and ffa
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: F1 vs ffa
A purely visual mix-up. F1 (\ɛf.œ̃\) 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 differ by 1 letter(s) in length. Our composite confusion score for this pair is 58740, derived from the frequency rank of both members and their visual similarity.
F1 is recorded at frequency rank #9,656, classified as anoun, pronounced \ɛf.œ̃\. 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 58740, this pair ranks #107,213 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of F1 vs ffa
Shared letters: f. Private to "F1": -. Private to "ffa": a.
"F1" · 1 letters · shape C · "ffa" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "F1" for "ffa" ever safe?
In ordinary French text, does "F1" or "ffa" show up more?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "F1" 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 #107,213 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "F1" and "ffa" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs ffa". Nearby pair
Confusion rank #107,213 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.