Synonyms|1.2kAntonyms|371|Broader|4Narrower|1Related|2.1k
3
powerless
2
dull(adjective, weak, feeble)
2
indolent
2
lacking interest
2
quiescent
2
sleepy
2
soft(adjective, dull, weak, feeble)
2
tender
2
worn
1
effete
1
exhausted
1
fragile(adjective, dull, weak, feeble)
1
listless
1
crippled
1
dead
1
deadly
1
deathly
1
debilitated
1
decrepit
1
disabled
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APASmart Define. (2016). vigorous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/vigorous/thesaurus/antonyms
ChicagoSmart Define. 2016. "vigorous thesaurus" https://smartdefine.org/vigorous/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, vigorous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/vigorous/thesaurus/antonyms>.
MLASmart Define. "vigorous thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/vigorous/thesaurus/antonyms>