Synonyms|813Antonyms|166|Broader|5Narrower|1Related|631
4
p.d.q.
4
post-haste
4
precipitously(adverb, suddenly)
4
rashly(intensely, fiercely, hastily, wildly, impulsively)
4
shot
4
tear off
3
ingeniously(adverb, cunningly, wittily)
3
astutely(adverb, cunningly, wittily)
3
breathlessly(adverb, hastily)
3
brief
3
cannily(adverb, cunningly, wittily)
3
chop chop(expression, soon, swiftly, snappily, posthaste)
3
cleverly(adverb, cunningly, wittily)
3
dashing
3
early(adjective, adverb, soon, swiftly, snappily)
3
energetically(adverb, intensely, fiercely, rapidly, strongly)
3
flat out(adverb, informal, fast)
3
fleet
3
fleetingly
3
furiously(intensely, fiercely, hastily, wildly, impulsively)
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ChicagoSmart Define. 2016. "quickly thesaurus" https://smartdefine.org/quickly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, quickly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/quickly/thesaurus/synonyms>.
MLASmart Define. "quickly thesaurus" 21 March 2016. Web. 22 September 2026. <https://smartdefine.org/quickly/thesaurus/synonyms>