159 entries under feeble topic. ×

1
anile(adjective, weak, delicate, ill, sick)
1
battered(frail, flimsy, dilapidated, debilitated)
1
chiffon(weak, slight, thin, tacky)
1
creaky(frail, flimsy, dilapidated, debilitated)
1
cut-rate(weak, slight, thin, tacky)
1
diaphanous(weak, slight, thin, tacky)
1
diminutive(weak, frail, tiny, measly)
1
doddering(frail, flimsy, dilapidated, debilitated)
1
faltering(adjective, weak, delicate, unstable, ill)
1
fishy(adjective, weak, wrong, fake, delicate)
1
flaccid(adjective, weak, uncertain, hesitant)
1
gauzy(weak, slight, thin, tacky)
1
gossamer(weak, slight, thin, tacky)
1
half-pint(weak, frail, tiny, measly)
1
house of cards(expression, weak, slight, thin)
1
impuissant(adjective, uncertain, shaky, hesitant)
1
incapacitated(frail, flimsy, debilitated, deteriorated)
1
insignificant(adjective, weak, poor, small, silly)
1
irresolute(adjective, weak, delicate, uncertain, ill)
1
laid low(expression, adjective, weak, delicate, ill)
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APASmart Define. (2015). unsound thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unsound/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsound thesaurus" https://smartdefine.org/unsound/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unsound thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unsound/thesaurus/synonyms>.
MLASmart Define. "unsound thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/unsound/thesaurus/synonyms>