# instable vs instables

> French confusable word pair

## The two words

### instable
*adjective · IPA \ɛ̃s.tabl\ · frequency rank #11,077*
Qui manque de stabilité.

### instables
*adjective · IPA \ɛ̃s.tabl\ · frequency rank #24,254*
Pluriel de instable.

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