# PAC vs panic

> English confusable word pair

## The two words

### PAC
*noun · IPA /pæk/ · frequency rank #7,954*
Initialism of programmable automation controller.

### panic
*adjective · IPA /ˈpænɪk/ · frequency rank #4,621*
Alternative letter-case form of Panic (“pertaining to the Greek god Pan”).

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