# impetuous vs impetus

> English confusable word pair

## The two words

### impetuous
*adjective · IPA /imˈpɛt͡ʃuəs/ · frequency rank #47,113*
Making arbitrary decisions, especially in an impulsive and forceful manner.

### impetus
*noun · IPA /ˈɪm.pə.təs/ · frequency rank #20,388*
Anything that impels; a stimulating factor.

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