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Definition of: impetuous
(im·pech′
·əs) adjective
1. Characterized by impetus, energy, or violent force: impetuous haste.
2. Characterized by spontaneous or vehement impulse of action or emotion: impetuous affection. [<MF impétueux <L impetuosus]
—im·pet′u·os′i·ty (-os′·ə·tē) noun
—im·pet′u·ous·ly adverb
—im·pet′u·ous·ness noun Synonyms: excitable, fiery, hasty, headlong, impulsive, passionate, precipitate, quick, rash, sudden, swift. See EAGER, FIERCE, VIOLENT. Antonyms: calm, careful, cautious, circumspect, considerate, deliberate, lazy, leisurely, slow, sluggish, steady.
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