bidonvsbihanWhich spelling fits?

Quick tell: bidon is a noun, bihan is an adjective, so they fill different roles in a sentence.

Which to use

“bidon” is a noun and “bihan” is an adjective - they look or sound alike but fill different roles in a sentence.

#8,505
“bidon” frequency rank
#48,363
“bihan” frequency rank
56868
confusion score

Side-by-Side Comparison

Feature bidon bihan
Definition Gourde de fer-blanc propre à contenir de l’eau ou tout autre liquide, à usage militaire. Petit.

Where the eye mixes bidon and bihan

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. bidon and bihan follow the identical consonant-vowel pattern (CVCVC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
bidon
5 ch
bihan

Visual trap between bidon and bihan

These two trip readers on the page rather than in the ear: bidon is \bi.dɔ̃\ while bihan is \ˈbi(h)ː.ãn\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 56868, derived from the frequency rank of both members and their visual similarity.

bidon is recorded at frequency rank #8,505, classified as anoun, pronounced \bi.dɔ̃\. bihan is at rank #48,363, tagged as anadj, pronounced \ˈbi(h)ː.ãn\.

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 56868, this pair ranks #118,436 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bidon vs bihan

Shared letters: bin. Private to "bidon": do. Private to "bihan": ah.

"bidon" · 5 letters · shape CVCVC  ·  "bihan" · 5 letters · shape CVCVC

Known mistypes of this pair

  • bidon ← bbidon · bdion · biddon · bidno · bidonn · biodn · ibdon
  • bihan ← bbihan · bhian · biahn · bihann · bihhan · bihna · ibhan

Frequently Asked Questions

Do "bidon" and "bihan" mean the same thing in a sentence?
No - they are not even the same part of speech. "bidon" is a noun and "bihan" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "bidon" or "bihan"?
"bidon" is the more common of the two: it sits at frequency rank #8,505 in our French list, against #48,363 for "bihan". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "bidon" and "bihan" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "bidon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bihan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #118,436 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "bidon" and "bihan" also get mixed up with nearby pairs, the highest-scored neighbour is "bihan vs busan". 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 #118,436 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