5
unwise(adjective, foolish, rash, risky, irresponsible)
5
volatile(adjective, nervous, emotional, restless, fiery)
4
accelerated(adjective, hot, fast, quick, speedy)
4
ardent(adjective, keen, violent, anxious, eager)
4
brusque(adjective, keen, rough, violent, anxious)
4
casual(adjective, slight, detail, trivial, quick)
4
chafing(adjective, keen, violent, anxious, eager)
4
desperate(adjective, wild, anxious, worried, thoughtless)
4
furious(violent, careless, anxious, fierce, ardent)
4
haphazard
4
harum-scarum(adjective, violent, fast, careful, quick)
4
light-footed(adjective, fast, quick, brisk, swift)
4
lively(adjective, prompt, fast, quick, rapid)
4
out of the blue(adjective, sudden)
4
pell-mell(adjective, quickly)
4
posthaste(adjective, adverb, hot, fast, quick)
4
restless(adjective, moving, keen, violent, active)
4
short-sighted(adjective, foolish, rash, risky, imprudent)
4
sketchy(adjective, slight, detail, silly, casual)
4
snap(adjective, hot, quick, rapid, nimble)
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APASmart Define. (2016). hasty thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hasty/thesaurus/synonyms
ChicagoSmart Define. 2016. "hasty thesaurus" https://smartdefine.org/hasty/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, hasty thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hasty/thesaurus/synonyms>.
MLASmart Define. "hasty thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/hasty/thesaurus/synonyms>