# coefficient vs coefficients

> French confusable word pair

## The two words

### coefficient
*adjective · IPA \ko.e.fi.sjɑ̃\ · frequency rank #12,534*
Efficient, qui produit un effet.

### coefficients
*adjective · IPA \ko.e.fi.sjɑ̃\ · frequency rank #21,571*
Masculin pluriel de coefficient.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/fr/vs/coefficient-vs-coefficients