551 entries under failing topic. ×

5
invalid(noun, verb, adjective, action, weak)
5
mellow(verb, adjective, action, rough, weakness)
5
regular(noun, adjective, weak, weakness)
5
shaky(adjective, weak, sound, weakness)
5
stale(noun, verb, adjective, action, weak)
5
unstable(adjective, clear, sound, weakness, steady)
5
unsteady(adjective, weak, weakness, infirmity)
5
unsubstantial(adjective, weak, weakness, infirmity)
5
wasted(adjective, weak, weakness, infirmity)
5
watery(adjective, weak, weakness, infirmity)
5
wobbly(adjective, weak, sound, weakness, steady)
4
weedy(adjective, feature, weak, weakness, ill)
4
adynamic(adjective, weakness, ill, infirmity)
4
anaemic(adjective, weakness, ill, infirmity)
4
aromatic(noun, adjective, weak, weakness)
4
asthenic(adjective, weakness, ill, infirmity)
4
characterless(adjective, weakness, ill, infirmity)
4
chilly(adjective, feature, weak, weakness)
4
dead(noun, adjective, adverb, feature, weak)
4
debilitated(verb, adjective, action, weak, weakness)
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APASmart Define. (2016). strong thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/strong/thesaurus/antonyms
ChicagoSmart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2016, strong thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/strong/thesaurus/antonyms>.
MLASmart Define. "strong thesaurus" 1 April 2016. Web. 29 September 2026. <https://smartdefine.org/strong/thesaurus/antonyms>