CalaisvsClairWhich spelling fits?

Which to use

“Calais” and “Clair” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#19,278
“Calais” frequency rank
#20,062
“Clair” frequency rank
39340
confusion score

Side-by-Side Comparison

Feature Calais Clair
Definition A city in Pas-de-Calais department, Hauts-de-France, France. A female given name from French.

Letter map: Calais vs Clair

Shared letters muted; letters that set Calais and Clair apart highlighted. Shared run: 4.

6 ch
Calais
5 ch
Clair

Corpus notes: Calais and Clair

Calais and Clair are indexed as a confusable English 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 39340, derived from the frequency rank of both members and their visual similarity.

Calais is recorded at frequency rank #19,278, classified as aname, pronounced /ˈkæleɪ/. Clair is at rank #20,062, tagged as aname.

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 39340, this pair ranks #277,607 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Calais vs Clair

Shared letters: acil. Private to "Calais": s. Private to "Clair": r.

"Calais" · 6 letters · shape CVCVVC  ·  "Clair" · 5 letters · shape CCVVC

Known mistypes of this pair

  • Calaisaclais · caalis · calaiss · calasi · calias · callais · ccalais · claais
  • Claircalir · cclair · clairr · clari · cliar · cllair · lcair

Frequently Asked Questions

Can "Calais" and "Clair" be used interchangeably?
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: "Calais" vs "Clair" - which ranks higher?
"Calais" is the more common of the two: it sits at frequency rank #19,278 in our English list, against #20,062 for "Clair". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "Calais" and "Clair". Here's where to go from here.

  • Full dictionary entry for "Calais" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Clair" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #277,607 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Calais" and "Clair" also get mixed up with nearby pairs, the highest-scored neighbour is "Chaim vs Clair". 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 #277,607 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list