guidonvsGuyonWhich spelling fits?

Which to use

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

#21,959
“guidon” frequency rank
#35,073
“Guyon” frequency rank
57032
confusion score

Side-by-Side Comparison

Feature guidon Guyon
Definition Petit drapeau d’une compagnie militaire. Habitant de La Guyonnière, commune française située dans le département de la Vendée.

Where the eye mixes guidon and Guyon

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. guidon runs 6 letters (CVVCVC) against Guyon's 5 (CVVVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
guidon
5 ch
Guyon

Visual trap between guidon and Guyon

A purely visual mix-up. guidon (\ɡi.dɔ̃\) and Guyon (\ɡɥi.jɔ̃\) 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 57032, derived from the frequency rank of both members and their visual similarity.

guidon is recorded at frequency rank #21,959, classified as anoun, pronounced \ɡi.dɔ̃\. Guyon is at rank #35,073, tagged as anoun, pronounced \ɡɥi.jɔ̃\.

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 57032, this pair ranks #117,438 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of guidon vs Guyon

Shared letters: gnou. Private to "guidon": di. Private to "Guyon": y.

"guidon" · 6 letters · shape CVVCVC  ·  "Guyon" · 5 letters · shape CVVVC

Known mistypes of this pair

  • guidon ← gguidon · giudon · gudion · guiddon · guidno · guidonn · guiodn · ugidon
  • Guyon ← gguyon · guoyn · guyno · guyonn · guyyon · gyuon · ugyon

Frequently Asked Questions

Do "guidon" and "Guyon" mean the same thing in a sentence?
No. They are said differently (\ɡi.dɔ̃\ versus \ɡɥi.jɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "guidon" or "Guyon" show up more?
"guidon" is the more common of the two: it sits at frequency rank #21,959 in our French list, against #35,073 for "Guyon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "guidon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Guyon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #117,438 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "guidon" and "Guyon" also get mixed up with nearby pairs, the highest-scored neighbour is "Gunn vs Guyon". 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 #117,438 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