# PAC vs pecs

> English confusable word pair

## The two words

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

### pecs
*noun · IPA /pɛks/ · frequency rank #49,538*
plural of pec

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