# OST vs oust

> English confusable word pair

## The two words

### OST
*noun · frequency rank #21,603*
Initialism of original soundtrack.

### oust
*verb · IPA /aʊst/ · frequency rank #31,281*
To expel; to remove.

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