bivsbonConfusable pair

Which to use

“bi” and “bon” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#7,281
“bi” frequency rank
#108
“bon” frequency rank
7389
confusion score

Side-by-Side Comparison

Feature bi bon
Definition Bisexuel. Qui a des qualités conformes à ce que l’on attendait.

Where the eye mixes bi and bon

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
bi
3 ch
bon

Visual trap between bi and bon

A purely visual mix-up. bi (\bi\) and bon (\bɔ̃\) 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 7389, derived from the frequency rank of both members and their visual similarity.

bi is recorded at frequency rank #7,281, classified as anadj, pronounced \bi\. bon is at rank #108, tagged as anadj, pronounced \bɔ̃\.

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 7389, this pair ranks #423,314 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of bi vs bon

Shared letters: b. Private to "bi": i. Private to "bon": no.

"bi" · 2 letters · shape CV  ·  "bon" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "bi" for "bon" ever safe?
No. They are said differently (\bi\ versus \bɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bi" or "bon"?
"bon" is the more common of the two: it sits at frequency rank #108 in our French list, against #7,281 for "bi". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "bi" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #423,314 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "bi" and "bon" also get mixed up with nearby pairs, the highest-scored neighbour is "ber vs bi". Nearby pair

Confusion rank #423,314 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list