Synonyms|659Antonyms|105|Broader|7Narrower|1Related|522
5
dashing(adjective, hot, fast, irritable, quick)
5
light-footed(adjective, fast, quick, showy, swift)
5
out of the blue(adjective, sudden)
5
quickly(adverb, quickly)
5
running(adjective, moving, active, effective, alive)
5
rushing(adjective, violent, fast, quick, effective)
5
spry(adjective, sharp, energetic, lively, fast)
5
whirlwind(adjective, fast, quick, speedy, urgent)
4
alert(adjective, keen, sharp, intense, energetic)
4
apt
4
breathless(adjective, hasty, urgent)
4
brief(adjective, violent, fast, casual, quick)
4
chute(noun, slope, ramp)
4
energetic(adjective, sharp, lively, fast, sprightly)
4
hot(adjective, quick, speedy, urgent)
4
nippy(adjective, fast, quick, swift, urgent)
4
smart(adjective, lively, vigorous, precise, irritable)
4
vigorous
4
waterfall
4
zippy(adjective, urgent)
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ChicagoSmart Define. 2016. "rapid thesaurus" https://smartdefine.org/rapid/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, rapid thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rapid/thesaurus/synonyms>.
MLASmart Define. "rapid thesaurus" 1 April 2016. Web. 22 September 2026. <https://smartdefine.org/rapid/thesaurus/synonyms>