# flack, flak

> English homophone group · 2 words that sound the same · /flæk/

These English words share one pronunciation but differ in spelling and meaning.

## The words

### flack
*/flæk/*
To flutter; palpitate.

### flak
*/flæk/*
Ground-based anti-aircraft guns firing explosive shells.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA); groups derived from IPA pronunciation. Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/homophones/flack