# unauthorised

> English word · Adjective · frequency rank #28,775

## Definitions
1. Alternative spelling of unauthorized.

## Etymology
From un- + authorised.

## Easily confused with
- **unauthorized** (https://plainspell.com/en/vs/unauthorised-vs-unauthorized)

## Common misspellings (17)
`nuauthorised`, `uanuthorised`, `unatuhorised`, `unauhtorised`, `unauthhorised`, `unauthoirsed`, `unauthoriesd`, `unauthorisde`, `unauthorisedd`, `unauthorissed`, `unauthorrised`, `unauthorsied`, `unauthroised`, `unautohrised`, `unautthorised`, `unnauthorised`, `unuathorised`

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