Where does “impetuous” come from?

Impetuous comes from Middle English impetuous, from Old French impetueux, from Latin impetuosus, derived from impetus meaning "attack" or "onset," itself from impeto meaning "to rush at," from peto meaning "to seek" or "to rush," with the prefix in-.

impetuous (English): Making arbitrary decisions, especially in an...

Definitions

  1. Making arbitrary decisions, especially in an...

Ancestry of “impetuous”, step by step

impetuous traces back through two separate lines of ancestry.

via Middle English impetuous

StepLanguageWordMeaning
1Middle Englishimpetuous—
2Old Frenchimpetueuxforceful; violent; strong
3Late Latinimpetuosusviolent
4Latinimpetusan attack, assault; a rapid motion; a making for
5Latinimpetōto rush upon, assail, attack
6Latinīn-un-, non-, not
7Latinînin, at, on, upon, from (space)
8Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
9Proto-Italicenin
10Proto-Indo-Europeanh₁énin

via Middle French impétuosité

StepLanguageWordMeaning
1Middle Frenchimpétuosité—

Words derived from “impetuous”

Every word from Proto-Indo-European h₁én →Every word from Latin īn- →Every word from Proto-Italic en →