Synonyms|744Antonyms|104|Broader|6Narrower|5Related|904

56 entries under quick topic. ×

1
madcap(noun, thoughtless, impulsive, reckless)
1
on the double(expression, idiom, fast, abrupt)
1
passing(brief, speedy, hurried, transitory)
1
perfunctory(fast, rapid, speedy, swift)
1
pronto(fast, summary, abrupt, speedy)
1
quickened(adjective, abrupt, rapid, unexpected)
1
rushed(adjective, summary, rapid, swift)
1
slambang(speedy, hurried, highpowered, chop-chop)
1
slapdash(careless, casual, speedy, swift)
1
spur-of-the-moment(noun, adjective, violent, fierce)
1
subitaneous(violent, fierce, ardent, impulsive)
1
superficial(speedy, swift, hurried, rushed)
1
urgent(adjective, severe, serious, speedy)
0
chop-chop(speedy, hurried, highpowered, PDQ)
0
quickie(speedy, hurried)
-1
PDQ(speedy, hurried, highpowered, chop-chop)
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ChicagoSmart Define. 2016. "sudden thesaurus" https://smartdefine.org/sudden/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, sudden thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sudden/thesaurus/synonyms>.
MLASmart Define. "sudden thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/sudden/thesaurus/synonyms>