# ASU vs aux

> English confusable word pair

## The two words

### ASU
*name · frequency rank #27,368*
Initialism of Arizona State University.

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

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/asu-vs-aux