Which to use
“FDP” and “ffa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #15,380
- “FDP” frequency rank
- #49,084
- “ffa” frequency rank
- 64464
- confusion score
Side-by-Side Comparison
| Feature | FDP | ffa |
|---|---|---|
| Definition | Fils de pute, fille de pute. | Fèves. |
Where the eye mixes FDP and ffa
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: FDP vs ffa
A purely visual mix-up. FDP (\ɛf.de.pe\) 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 64464, derived from the frequency rank of both members and their visual similarity.
FDP is recorded at frequency rank #15,380, classified as anoun, pronounced \ɛf.de.pe\. 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 64464, this pair ranks #76,974 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of FDP vs ffa
Shared letters: f. Private to "FDP": dp. Private to "ffa": a.
"FDP" · 3 letters · shape CCC · "ffa" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "FDP" for "ffa" ever safe?
Which is more common, "FDP" or "ffa"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "FDP" 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 #76,974 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "FDP" and "ffa" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs ffa". Nearby pair
Confusion rank #76,974 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.