# cer vs CFC

> French confusable word pair

## The two words

### cer
*noun · IPA \ˈʧeɾ\ · frequency rank #46,052*
Ciel.

### CFC
*noun · IPA \se.ɛf.se\ · frequency rank #27,364*
Abréviation de chlorofluorocarbure ou de chlorofluorocarbone.

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