Synonyms|518Antonyms|58|Broader|1Narrower|0Related|436

43 entries under rapidly topic. ×

40
quickly(adverb, fast, quickly, hastily)
35
swiftly(adverb, fast, quickly, hastily)
26
promptly(adverb, time, fast, early, timely)
20
fast(adjective, adverb, quickly, pronto)
19
apace(adverb, fast, quickly, earliness)
19
hastily(adverb, fast, quickly, hastily)
18
expeditiously(adverb, quick, early, quickly, earnestly)
18
immediately(adverb, freely, directly, quickly, easily)
16
hurriedly(adverb, fast, quickly, hastily)
16
directly(adverb, fast, quickly, earliness)
15
pronto(adverb, fast, quickly)
13
briskly(adverb, fast, quickly, hastily)
11
abruptly(adverb, fast, quickly, hastily)
11
instantaneously(adverb, fast, quickly, earliness)
10
chop-chop(adverb, fast, quickly, pronto)
10
soon(adverb, directly, immediately, quickly)
8
in haste(adverb, fast, quickly, pronto)
8
quick(adjective, adverb, early, quickly)
7
like a shot(adverb, fast, quickly, pronto)
7
fleetly(adverb, quick, early, immediately, quickly)
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APASmart Define. (2015). speedily thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/speedily/thesaurus/synonyms
ChicagoSmart Define. 2015. "speedily thesaurus" https://smartdefine.org/speedily/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, speedily thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/speedily/thesaurus/synonyms>.
MLASmart Define. "speedily thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/speedily/thesaurus/synonyms>