courusvscoûtsWhat's the difference?

Quick tell: courus is a verb, coûts is a noun, so they fill different roles in a sentence.

Which to use

“courus” is a verb and “coûts” is a noun - they look or sound alike but fill different roles in a sentence.

#45,530
“courus” frequency rank
#3,450
“coûts” frequency rank
48980
confusion score

Side-by-Side Comparison

Feature courus coûts
Definition Participe passé masculin pluriel de courir. Pluriel de coût.

Where the eye mixes courus and coûts

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

6 ch
courus
5 ch
coûts

Why the eye confuses courus with coûts

These two trip readers on the page rather than in the ear: courus is \ku.ʁy\ while coûts is \ku\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 48980, derived from the frequency rank of both members and their visual similarity.

courus is recorded at frequency rank #45,530, classified as averb, pronounced \ku.ʁy\. coûts is at rank #3,450, tagged as anoun, pronounced \ku\.

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 48980, this pair ranks #174,482 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of courus vs coûts

Shared letters: cos. Private to "courus": ru. Private to "coûts": .

"courus" · 6 letters · shape CVVCVC  ·  "coûts" · 5 letters · shape CVVCC

Known mistypes of this pair

  • courusccourus · coruus · courrus · coursu · couruss · couurs · cuorus · ocurus

Frequently Asked Questions

Is swapping "courus" for "coûts" ever safe?
No - they are not even the same part of speech. "courus" is a verb and "coûts" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "courus" or "coûts" show up more?
"coûts" is the more common of the two: it sits at frequency rank #3,450 in our French list, against #45,530 for "courus". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "courus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "coûts" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #174,482 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "courus" and "coûts" also get mixed up with nearby pairs, the highest-scored neighbour is "courges vs courus". 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 #174,482 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