Synonyms|439Antonyms|85|Broader|1Narrower|0Related|197
1
lickety split(expression, adverb, soon, snappily, posthaste)
1
like a bat out of hell(expression, idiom, adverb, soon, snappily)
1
like mad
1
more rapidly(expression, adverb, soon, snappily, posthaste)
1
on spur of the moment
1
on the dot(expression, adverb, directly, immediately, quickly)
1
on the instant(expression, idiom)
1
on the spot(expression, idiom)
1
pell-mell
1
post
1
precipitously
1
precisely(adverb, punctually)
1
prematurely
1
pretty damned quick(expression, idiom)
1
quickness
1
rapidity
1
rashly
1
recklessly
1
rushingly(adverb, hastily)
1
shortly
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APASmart Define. (2016). swiftly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/swiftly/thesaurus/synonyms
ChicagoSmart Define. 2016. "swiftly thesaurus" https://smartdefine.org/swiftly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, swiftly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/swiftly/thesaurus/synonyms>.
MLASmart Define. "swiftly thesaurus" 25 January 2016. Web. 22 September 2026. <https://smartdefine.org/swiftly/thesaurus/synonyms>