# STM vs suu

> French confusable word pair

## The two words

### STM
*noun · frequency rank #23,698*
Microscopie à effet tunnel.

### suu
*adjective · IPA \ˈsuː\ · frequency rank #49,960*
Son.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-02.
Canonical page: https://plainspell.com/fr/vs/stm-vs-suu