LuçonvsLyonWhich spelling fits?

Which to use

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

#40,360
“Luçon” frequency rank
#1,004
“Lyon” frequency rank
41364
confusion score

Side-by-Side Comparison

Feature Luçon Lyon
Definition Commune française, située dans le département de la Vendée. Commune, ville et chef-lieu de département français, située dans la métropole de Lyon (69M), en région Auvergne-Rhône-Alpes, autrefois située dans le département du Rhône.

Letter map: Luçon vs Lyon

Shared letters muted; letters that set Luçon and Lyon apart highlighted. Shared run: 3.

5 ch
Luçon
4 ch
Lyon

Spelling & dictionary notes on Luçon vs Lyon

Luçon and Lyon are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 41364, derived from the frequency rank of both members and their visual similarity.

Luçon is recorded at frequency rank #40,360, classified as aname. Lyon is at rank #1,004, tagged as aname, pronounced \li.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 41364, this pair ranks #233,629 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Luçon vs Lyon

Shared letters: lno. Private to "Luçon": . Private to "Lyon": y.

"Luçon" · 5 letters · shape CVCVC  ·  "Lyon" · 4 letters · shape CVVC

Known mistypes of this pair

  • Lyonllyon · loyn · lyno · lyonn · lyyon · ylon

Frequently Asked Questions

Is swapping "Luçon" for "Lyon" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "Luçon" vs "Lyon" - which ranks higher?
"Lyon" is the more common of the two: it sits at frequency rank #1,004 in our French list, against #40,360 for "Luçon". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "Luçon" and "Lyon". Here's where to go from here.

  • Full dictionary entry for "Luçon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Lyon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #233,629 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Luçon" and "Lyon" also get mixed up with nearby pairs, the highest-scored neighbour is "Luchon vs Luçon". 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 #233,629 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