# asp vs aux

> English confusable word pair

## The two words

### asp
*noun · IPA /æsp/ · frequency rank #27,056*
A water snake.

### 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/asp-vs-aux