25 entries under adjective topic. ×

33
immediately(noun, adverb, quick, first)
20
pronto(adverb, fast, immediately, quickly)
13
fast(adverb, quickly, rapidly, pronto)
8
early(adverb, time, timely, opportunely)
6
posthaste(adverb, fast, quick, early)
3
prompt(adverb, quick, timely, punctually)
2
on the dot(adverb, quick, directly, immediately)
1
expeditious
1
hasty
1
immediate
1
instant
1
instantaneous
1
with time to spare(expression, adverb, quick, directly)
0
agile
0
direct
0
exigent
0
momentary
0
nippy
0
rapid
0
rash
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APASmart Define. (2016). promptly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/promptly/thesaurus/synonyms
ChicagoSmart Define. 2016. "promptly thesaurus" https://smartdefine.org/promptly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, promptly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/promptly/thesaurus/synonyms>.
MLASmart Define. "promptly thesaurus" 21 March 2016. Web. 23 September 2026. <https://smartdefine.org/promptly/thesaurus/synonyms>