300 entries under adjective topic. ×

3
inept(low, unable, economics, powerless)
3
insignificant(weak, weakness, nothing, unability)
3
languid(bad, weak, feeble, unhealthy)
3
non-power(weak, nothing, uncapable)
3
slender(weak, soft, weakness, feeble)
3
soft(feature, weak, feeble, unhealthy)
3
unfit(weak, nothing, uncapable)
3
unqualified(unable, jurisdiction, powerless, nothing)
3
wimpy(soft, fit, weakness, healthy)
2
amateur(bad, weak, feeble, unhealthy)
2
anonymous(unable, nothing, worse)
2
asthenic(bad, weak, feeble, unhealthy)
2
bland(bad, weak, feeble, unhealthy)
2
debilitated(verb, action, act, weak)
2
flabby(bad, weak, feeble, unhealthy)
2
groggy(bad, weak, feeble, unhealthy)
2
hamstrung(verb, action, act, low)
2
inexpert(unable, nothing, worse)
2
jejune(unable, nothing, worse)
2
low-powered(unable, nothing, worse)
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APASmart Define. (2015). powerful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/powerful/thesaurus/antonyms
ChicagoSmart Define. 2015. "powerful thesaurus" https://smartdefine.org/powerful/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, powerful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/powerful/thesaurus/antonyms>.
MLASmart Define. "powerful thesaurus" 30 November 2015. Web. 26 September 2026. <https://smartdefine.org/powerful/thesaurus/antonyms>