# impugn

> English word · Verb · IPA /ɪmˈpjuːn/ · frequency rank #83,368

## Definitions
1. To assault, attack.
2. To verbally assault, especially to argue against an opinion, motive, or action; to question the truth or validity of; cast doubt on.

## Etymology
Borrowed from Middle French impugner, from Latin impugnō, from im- + pugnō (“fight”), from pugnus (“fist”), as in English pugilism (“fighting with fists, boxing”).

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