11
flying(adjective, hot, fast, quick, velocity)
11
precipitate(verb, adjective, prompt, fast, quick)
10
lightning(adjective, short, quick, speedy, urgent)
10
winged(adjective, sharp, lively, hot, fast)
9
active(adjective, activity, movement, moving, keen)
9
sudden(adjective, fast, quick, abrupt, speedy)
8
galloping(adjective, fast, velocity, hasty, urgent)
8
high-speed(adjective, direct, express, fast, quick)
8
instant(adjective, prompt, fast, precise, quick)
7
accelerated(adjective, direct, express, prompt, hot)
7
fast paced(adjective, speed)
7
headlong(adjective, violent, fast, quick, abrupt)
7
sharp(adjective, keen, intense, energetic, lively)
6
alacritous(adjective, prompt, lively, fast, quick)
6
impetuous(adjective, violent, fast, quick, abrupt)
6
precipitous(adjective, unusual, fast, quick, abrupt)
6
presto(adjective, hot, fast, quick, speedy)
5
mercurial(adjective, sharp, lively, fast, quick)
5
allegro(adjective, fast)
5
cursory(adjective, fast, casual, quick, speedy)
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APASmart Define. (2016). rapid thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rapid/thesaurus/synonyms
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>