# AR vs ATM

> English confusable word pair

## The two words

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

### ATM
*noun · frequency rank #8,891*
Initialism of automated teller machine or automatic teller machine.

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