# Cci vs co

> French confusable word pair

## The two words

### Cci
*noun · IPA \se.se.i\ · frequency rank #19,232*
Copie carbone invisible.

### co
*noun · IPA \ko\ · frequency rank #1,856*
Connexion.

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