52 entries under quickly topic. ×

42
speedily(adverb, fast, rapidly, hastily)
34
quickly(adverb, fast, rapidly, hastily)
32
rapidly(adverb, fast, hastily, pronto)
22
promptly(adverb, fast, rapidly, pronto)
19
expeditiously(adverb, directly, immediately, rapidly)
19
hastily(adverb, fast, rapidly, hastily)
18
fast(adjective, adverb, rapidly, pronto)
18
immediately(adverb, directly, rapidly, instantly)
17
apace(adverb, fast, velocity, rapidly)
15
briskly(adverb, fast, rapidly, hastily)
15
hurriedly(adverb, fast, rapidly, hastily)
15
pronto(adverb, fast, rapidly)
14
abruptly(adverb, fast, rapidly, hastily)
13
at once(expression, idiom, adverb, directly, immediately)
13
without delay(expression, idiom, adverb, directly, immediately)
11
directly(adverb, fast, rapidly, pronto)
11
like a shot(expression, idiom, adverb, fast)
10
instantaneously(adverb, fast, velocity, rapidly)
8
chop-chop(adverb, fast, rapidly, pronto)
8
fleetly(adverb, immediately, rapidly, soon)
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APASmart Define. (2016). swiftly thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/swiftly/thesaurus/synonyms
ChicagoSmart Define. 2016. "swiftly thesaurus" https://smartdefine.org/swiftly/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, swiftly thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/swiftly/thesaurus/synonyms>.
MLASmart Define. "swiftly thesaurus" 25 January 2016. Web. 21 September 2026. <https://smartdefine.org/swiftly/thesaurus/synonyms>