35 entries under quickly topic. ×

53
quick(adjective, adverb, direct, express, prompt)
42
fast(adjective, adverb, open, light, direct)
14
sudden(adjective, passionate, violent, fast, quick)
6
posthaste(adjective, adverb, hot, fast, quick)
6
rapidly(adverb, speedily)
6
speedily(adverb, rapidly)
6
swiftly(adverb, rapidly, snappily, speedily)
5
presto(adjective, hot, fast, quick, rapid)
4
promptly(adverb, rapidly, speedily)
3
fleetly(adverb, rapidly, swiftly, snappily)
3
on the double(adjective, adverb, hot, fast, quick)
3
pronto(adjective, hot, fast, quick, speedy)
3
soon(adverb, rapidly, speedily)
2
apace(rapidly, speedily)
2
chop-chop(adverb, hot, quick, speedy)
2
flat-out(rapidly, speedily)
2
full tilt(expression, adverb, rapidly, swiftly)
2
hastily(adverb, rapidly, speedily)
2
immediately(adverb, rapidly, speedily)
2
in nothing flat(expression, adjective, hot, fast, quick)
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APASmart Define. (2016). swift thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/swift/thesaurus/synonyms
ChicagoSmart Define. 2016. "swift thesaurus" https://smartdefine.org/swift/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, swift thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/swift/thesaurus/synonyms>.
MLASmart Define. "swift thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/swift/thesaurus/synonyms>