# tou vs tough

> French confusable word pair

## The two words

### tou
*noun · IPA \ˈtu:\ · frequency rank #17,579*
Serment.

### tough
*adjective · IPA \tɔf\ · frequency rank #44,229*
Fort, résistant.

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