3
as soon as(adverb, timing, speed)
3
early(adjective, adverb)
3
hastily
3
promptly
3
quickly
3
rapidly
3
speedily
3
swiftly
2
apace
2
briskly
2
fleetly
2
immediately
2
prematurely
2
punctually
2
soon
1
ahead of time(adverb, before)
1
as fast as possible
1
beforehand
1
chop-chop
1
directly
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APASmart Define. (2015). tardily thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/tardily/thesaurus/antonyms
ChicagoSmart Define. 2015. "tardily thesaurus" https://smartdefine.org/tardily/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2015, tardily thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/tardily/thesaurus/antonyms>.
MLASmart Define. "tardily thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/tardily/thesaurus/antonyms>