Synonyms|170Antonyms|18|Broader|0Narrower|0Related|106

43 entries under rapidly topic. ×

8
swiftly(adverb, immediately, quickly, soon)
7
quickly(adverb, immediately, soon, hastily)
7
speedily(adverb, quick, early, immediately, quickly)
6
hastily(adverb, quick, early, immediately, quickly)
5
briskly(adverb, quickly, hastily, speedily)
5
fast(adjective, early, immediately, quickly)
5
posthaste(adjective, adverb, fast, quick, early)
4
expeditiously(adverb, quick, early, immediately, quickly)
4
promptly(adverb, quick, early, quickly)
3
hurriedly(adverb, quick, quickly, soon)
3
presto(quickly, speedily)
3
quick(adjective, early, quickly, soon)
2
apace(quick, quickly, speedily)
2
flat-out(quick, immediately, quickly, speedily)
2
full tilt(expression, adverb, quick, quickly)
2
in haste(expression, quickly, soon, snappily)
2
in nothing flat(expression, idiom, quickly, soon)
2
in short order(expression, idiom, early, quickly)
2
like a flash(expression, idiom, quickly, soon)
2
like greased lightning(expression, idiom, quickly, snappily)
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APASmart Define. (2013). fleetly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fleetly/thesaurus/synonyms
ChicagoSmart Define. 2013. "fleetly thesaurus" https://smartdefine.org/fleetly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, fleetly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fleetly/thesaurus/synonyms>.
MLASmart Define. "fleetly thesaurus" 28 June 2013. Web. 23 September 2026. <https://smartdefine.org/fleetly/thesaurus/synonyms>