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impetuous

[im-pech-oo-uh s] /ɪmˈpɛtʃ u əs/
adjective
1.
of, pertaining to, or characterized by sudden or rash action, emotion, etc.; impulsive:
an impetuous decision; an impetuous person.
2.
having great impetus; moving with great force; violent:
the impetuous winds.
Origin
1350-1400
1350-1400; Middle English < Anglo-French < Late Latin impetuōsus, equivalent to Latin impetu(s) impetus + -ōsus -ous
Related forms
impetuously, adverb
impetuousness, noun
Can be confused
compulsive, impulsive, impetuous (see synonym study at the current entry)
Synonyms
1. eager, headlong. Impetuous, impulsive both refer to persons who are hasty and precipitate in action, or to actions not preceded by thought. Impetuous suggests eagerness, violence, rashness: impetuous vivacity; impetuous desire; impetuous words. Impulsive emphasizes spontaneity and lack of reflection: an impulsive act of generosity.
Antonyms
1. planned, careful.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for impetuous
  • The eager and ardent pledge to satisfy an impetuous desire was not his method.
  • Student did exhibit impetuous behavior without thinking about the possible consequences.
  • My father was unpredictably impetuous, an excellent rider on a capricious, powerful horse.
  • The impetuous fury of the entering gust nearly lifted us from our feet.
  • His choices are flashy, impetuous and never less than interesting.
  • impetuous conduct at a hearing will not be tolerated and will be considered as grounds for exclusion.
  • He noted that this was the impetuous behind the agreement.
British Dictionary definitions for impetuous

impetuous

/ɪmˈpɛtjʊəs/
adjective
1.
liable to act without consideration; rash; impulsive
2.
resulting from or characterized by rashness or haste
3.
(poetic) moving with great force or violence; rushing: the impetuous stream hurtled down the valley
Derived Forms
impetuously, adverb
impetuousness, impetuosity (ɪmˌpɛtjʊˈɒsɪtɪ) noun
Word Origin
C14: from Late Latin impetuōsus violent; see impetus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for impetuous
adj.

late 14c., "hot-tempered, fierce," from Old French impetuos (13c.) and directly from Late Latin impetuosus "impetuous, violent," from Latin impetus "attack" (see impetus). Related: Impetuously; impetuousness.

Online Etymology Dictionary, © 2010 Douglas Harper
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