courbevscourusWhat's the difference?

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

Which to use

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

#5,745
“courbe” frequency rank
#45,530
“courus” frequency rank
51275
confusion score

Side-by-Side Comparison

Feature courbe courus
Definition Qui n’est ni droit, ni composé de lignes droites. Participe passé masculin pluriel de courir.

Where the eye mixes courbe and courus

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. courbe (CVVCCV) and courus (CVVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
courbe
6 ch
courus

Visual trap between courbe and courus

These two trip readers on the page rather than in the ear: courbe is \kuʁb\ while courus is \ku.ʁy\. 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 51275, derived from the frequency rank of both members and their visual similarity.

courbe is recorded at frequency rank #5,745, classified as anadj, pronounced \kuʁb\. courus is at rank #45,530, tagged as averb, pronounced \ku.ʁy\.

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 51275, this pair ranks #156,263 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of courbe vs courus

Shared letters: coru. Private to "courbe": be. Private to "courus": s.

"courbe" · 6 letters · shape CVVCCV  ·  "courus" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • courbe ← ccourbe · corube · coubre · courbbe · coureb · courrbe · cuorbe · ocurbe
  • courus ← ccourus · coruus · courrus · coursu · couruss · couurs · cuorus · ocurus

Frequently Asked Questions

Do "courbe" and "courus" mean the same thing in a sentence?
No - they are not even the same part of speech. "courbe" is an adjective and "courus" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "courbe" or "courus" show up more?
"courbe" is the more common of the two: it sits at frequency rank #5,745 in our French list, against #45,530 for "courus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "courbe" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "courus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #156,263 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "courbe" and "courus" 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 #156,263 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