clairvsclausWhat's the difference?

Quick tell: clair is a adjective, claus is a verb, so they fill different roles in a sentence.

Which to use

“clair” is an adjective and “claus” is a verb - they look or sound alike but fill different roles in a sentence.

#1,086
“clair” frequency rank
#39,220
“claus” frequency rank
40306
confusion score

Side-by-Side Comparison

Feature clair claus
Definition Qui a l’éclat du jour, de la lumière. Participe passé masculin singulier du verbe claure.

Where the eye mixes clair and claus

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
clair
5 ch
claus

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: clair is \klɛʁ\ while claus is [ˈklaws]. 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 (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 40306, derived from the frequency rank of both members and their visual similarity.

clair is recorded at frequency rank #1,086, classified as anadj, pronounced \klɛʁ\. claus is at rank #39,220, tagged as averb, pronounced [ˈklaws].

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 40306, this pair ranks #241,509 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of clair vs claus

Shared letters: acl. Private to "clair": ir. Private to "claus": su.

"clair" · 5 letters · shape CCVVC  ·  "claus" · 5 letters · shape CCVVC

Known mistypes of this pair

  • claircalir · cclair · clairr · clari · cliar · cllair · lcair
  • clauscalus · cclaus · clasu · clauss · cllaus · cluas · lcaus

Frequently Asked Questions

Can "clair" and "claus" be used interchangeably?
No - they are not even the same part of speech. "clair" is an adjective and "claus" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "clair" or "claus"?
"clair" is the more common of the two: it sits at frequency rank #1,086 in our French list, against #39,220 for "claus". 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 "clair" and "claus". Here's where to go from here.

  • Full dictionary entry for "clair" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "claus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #241,509 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "clair" and "claus" also get mixed up with nearby pairs, the highest-scored neighbour is "casus vs claus". 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

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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

Source: FrequencyWords open word-frequency list