# auld vs aux

> English confusable word pair

## The two words

### auld
*adjective · IPA /oʊld/ · frequency rank #31,071*
Old.

### aux
*adjective · IPA /ˈɔks/ · frequency rank #16,176*
Abbreviation of auxiliary.

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