# oust

> English word · Verb · IPA /aʊst/ · frequency rank #31,281

## Definitions
1. To expel; to remove.

## Etymology
From Anglo-Norman ouster, oustier, from Old French oster (modern French ôter), from post-classical Latin obstare (“to remove”), classical obstāre (“to obstruct, stand in the way of”). Not related to out.

## Easily confused with
- **out** (https://plainspell.com/en/vs/oust-vs-out)
- **OWS** (https://plainspell.com/en/vs/oust-vs-ows)
- **outta** (https://plainspell.com/en/vs/oust-vs-outta)
- **outset** (https://plainspell.com/en/vs/oust-vs-outset)
- **ouster** (https://plainspell.com/en/vs/oust-vs-ouster)
- **OS** (https://plainspell.com/en/vs/os-vs-oust)
- **OT** (https://plainspell.com/en/vs/ot-vs-oust)
- **ou** (https://plainspell.com/en/vs/ou-vs-oust)
- **our** (https://plainspell.com/en/vs/our-vs-oust)
- **opt** (https://plainspell.com/en/vs/opt-vs-oust)
- **ops** (https://plainspell.com/en/vs/ops-vs-oust)
- **Ons** (https://plainspell.com/en/vs/ons-vs-oust)
- **oft** (https://plainspell.com/en/vs/oft-vs-oust)
- **OST** (https://plainspell.com/en/vs/ost-vs-oust)
- **OTT** (https://plainspell.com/en/vs/ott-vs-oust)
- **oss** (https://plainspell.com/en/vs/oss-vs-oust)
- **o's** (https://plainspell.com/en/vs/o-s-vs-oust)
- **oat** (https://plainspell.com/en/vs/oat-vs-oust)
- **obs** (https://plainspell.com/en/vs/obs-vs-oust)
- **OSI** (https://plainspell.com/en/vs/osi-vs-oust)

## Common misspellings (5)
`osut`, `ousst`, `oustt`, `outs`, `uost`

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