# AR vs at

> English confusable word pair

## The two words

### AR
*adjective · frequency rank #6,436*
Initialism of autoregressive.

### at
*preposition · IPA /æt/ · frequency rank #21*
In, near, or in the general vicinity of (a particular place).

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