Synonyms|813Antonyms|166|Broader|5Narrower|1Related|631
2
like lightning(expression, adverb, rapidly, speedily)
2
like mad(expression, adverb, intensely, fiercely, wildly)
2
lively
2
madly
2
on the instant(expression, idiom, earliness)
2
on the spot(expression, idiom, earliness)
2
on the spur of the moment
2
passing
2
passionately(intensely, fiercely, strongly, hastily, wildly)
2
pell-mell
2
prompt
2
resourcefully(adverb, wittily)
2
right
2
short
2
short-lived
2
short-term
2
skillfully(adverb, cunningly)
2
slickly(adverb, cunningly)
2
slyly(adverb, cunningly, wittily)
2
speed(noun, velocity)
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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>