# flack vs flaps

> English confusable word pair

## The two words

### flack
*verb · IPA /flæk/ · frequency rank #30,799*
To flutter; palpitate.

### flaps
*noun · IPA /flæps/ · frequency rank #22,378*
A disease in the mouths of horses involving inflammation in the cheeks or lips.

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