Which to use
“biff” and “bluff” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #39,670
- “biff” frequency rank
- #18,414
- “bluff” frequency rank
- 58084
- confusion score
Side-by-Side Comparison
| Feature | biff | bluff |
|---|---|---|
| Definition | Argent, billet de banque. | Propos ou acte consistant à faire croire qu’on a un jeu différent de celui qu’on a en vérité. |
Where the eye mixes biff and bluff
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between biff and bluff
A purely visual mix-up. biff (\bif\) and bluff (\blœf\) 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 58084, derived from the frequency rank of both members and their visual similarity.
biff is recorded at frequency rank #39,670, classified as anoun, pronounced \bif\. bluff is at rank #18,414, tagged as anoun, pronounced \blœf\.
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 58084, this pair ranks #111,134 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of biff vs bluff
Shared letters: bf. Private to "biff": i. Private to "bluff": lu.
"biff" · 4 letters · shape CVCC · "bluff" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "biff" for "bluff" ever safe?
Which is more common, "biff" or "bluff"?
What to do next
Eye-level mix-up between "biff" and "bluff" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "biff" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "bluff" - compare definitions side by side with the headword page. Word entry
- This pair ranks #111,134 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "biff" and "bluff" also get mixed up with nearby pairs, the highest-scored neighbour is "bafa vs biff". 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 #111,134 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.