2
straight off(adverb, directly)
2
subito
2
subtly(adverb, cunningly, wittily)
2
temporary
2
transient
2
trickily(adverb, cunningly, wittily)
2
unhesitatingly
2
urgent(adjective, adverb)
2
urgently(adverb, hastily)
2
with alacrity
2
with all speed(expression, idiom)
2
with dispatch
2
without hesitation
1
Band-Aid
1
ably
1
abrupt
1
absurdly(intensely, fiercely, wildly)
1
abundance
1
acting
1
acutely
10 years ago|23k views|share |citing 
APASmart Define. (2016). quickly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/quickly/thesaurus/synonyms
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>