Synonyms|439Antonyms|85|Broader|1Narrower|0Related|197

136 entries under adverb topic. ×

3
briefly
3
fleetingly
3
full tilt(expression, quickly, rapidly, soon)
3
in a flash(expression, idiom, directly, immediately)
3
in a hurry(fast, quickly, rapidly, pronto)
3
in a rush(fast, quickly, rapidly, pronto)
3
like a flash(expression, idiom, quickly, rapidly)
3
like lighting(fast, quickly, rapidly, pronto)
3
momentarily
3
on the double(expression, idiom, directly, immediately)
3
p.d.q.
3
presto(quickly, rapidly, speedily)
3
punctually
3
straight away(directly, immediately, instantly)
3
summarily
2
all at once(expression, idiom, quickly, unexpectedly)
2
at full speed(expression, idiom, velocity)
2
impetuously
2
impulsively
2
in a jiffy(expression, idiom)
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ChicagoSmart Define. 2016. "swiftly thesaurus" https://smartdefine.org/swiftly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, swiftly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/swiftly/thesaurus/synonyms>.
MLASmart Define. "swiftly thesaurus" 25 January 2016. Web. 25 September 2026. <https://smartdefine.org/swiftly/thesaurus/synonyms>