40 entries under early topic. ×

25
speedily(adverb, time, fast, timely)
23
instantly(noun, adverb, now, directly)
9
expeditiously(adverb, quick, directly, quickly)
8
quick(adverb, prompt, directly, immediately)
6
betimes(adverb, time, timely, opportunely)
6
posthaste(adjective, adverb, fast, quick)
5
in good time(adverb, time, timely, opportunely)
5
timely(adverb, time, opportunely, seasonably)
4
fleetly(adverb, quick, quickly, rapidly)
4
on time(expression, idiom, adverb, precisely)
3
in time(adverb, time, timely, opportunely)
3
seasonably(adverb, time, timely, opportunely)
3
timely manner(adverb, time, timely, opportunely)
2
in plenty of time(adverb, time, timely, opportunely)
1
as soon as reasonably possible(adverb, time, timely, opportunely)
1
at pace(adverb, time, timely, opportunely)
1
at the appropriate times(adverb, time, timely, opportunely)
1
by the due date(adverb, time, timely, opportunely)
1
duly(adverb, time, timely, opportunely)
1
early in the day(adverb, time, timely, opportunely)
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APASmart Define. (2016). promptly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/promptly/thesaurus/synonyms
ChicagoSmart Define. 2016. "promptly thesaurus" https://smartdefine.org/promptly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, promptly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/promptly/thesaurus/synonyms>.
MLASmart Define. "promptly thesaurus" 21 March 2016. Web. 25 September 2026. <https://smartdefine.org/promptly/thesaurus/synonyms>