carburevscourbureWhat's the difference?

Which to use

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

#31,390
“carbure” frequency rank
#25,266
“courbure” frequency rank
56656
confusion score

Side-by-Side Comparison

Feature carbure courbure
Definition Composé formé par la combinaison du carbone avec un corps simple autre que l’oxygène. Forme d’une chose courbée.

Where the eye mixes carbure and courbure

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

7 ch
carbure
8 ch
courbure

Why the eye confuses carbure with courbure

A purely visual mix-up. carbure (\kaʁ.byʁ\) and courbure (\kuʁ.byʁ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 56656, derived from the frequency rank of both members and their visual similarity.

carbure is recorded at frequency rank #31,390, classified as anoun, pronounced \kaʁ.byʁ\. courbure is at rank #25,266, tagged as anoun, pronounced \kuʁ.byʁ\.

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 56656, this pair ranks #119,740 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of carbure vs courbure

Shared letters: bceru. Private to "carbure": a. Private to "courbure": o.

"carbure" · 7 letters · shape CVCCVCV  ·  "courbure" · 8 letters · shape CVVCCVCV

Known mistypes of this pair

  • carbureacrbure · cabrure · carbbure · carbrue · carbuer · carburre · carrbure · carubre
  • courbureccourbure · corubure · coubrure · courbbure · courbrue · courbuer · courburre · courrbure

Frequently Asked Questions

Can "carbure" and "courbure" be used interchangeably?
No. They are said differently (\kaʁ.byʁ\ versus \kuʁ.byʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "carbure" or "courbure"?
"courbure" is the more common of the two: it sits at frequency rank #25,266 in our French list, against #31,390 for "carbure". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "carbure" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "courbure" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #119,740 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "carbure" and "courbure" also get mixed up with nearby pairs, the highest-scored neighbour is "carbure vs cerbère". 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 #119,740 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