Synonyms|872Antonyms|411|Broader|14Narrower|13Related|1.9k
3
punctual
3
rapid
3
workaholic
2
expeditious
2
industrious
2
perky
2
vigorous(adjective, dull, weak, feeble)
2
alive(adjective, active, full, unconscious)
2
all-conquering
2
animal
2
animate
2
breakneck
2
breathless
2
flying
2
frisky
2
nimble
2
peppy
2
prompt
2
ready(dull, stupid)
2
speedy
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APASmart Define. (2016). sluggish thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sluggish/thesaurus/antonyms
ChicagoSmart Define. 2016. "sluggish thesaurus" https://smartdefine.org/sluggish/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, sluggish thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sluggish/thesaurus/antonyms>.
MLASmart Define. "sluggish thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/sluggish/thesaurus/antonyms>