318 entries under feeble topic. ×

7
flavorless(adjective, dull, flat, thin, plain)
7
forceless(adjective, strong, uncertain, inferior, inadequate)
7
improbable(adjective, great, poor, extraordinary, strange)
7
indecisive(adjective, thin, delicate, uncertain, nervous)
7
invalid(adjective, mean, bad, poor, delicate)
7
loose(adjective, soft, unstable, sloppy)
7
nerveless(adjective, soft, inadequate, incompetent)
7
sapless(adjective, dull, thin, delicate, plain)
7
senile(adjective, strong, physical, uncertain)
7
sick(adjective, dull, mean, bad, light)
6
bad(adjective, poor, false, gloomy, inferior)
6
colorless(adjective, dull, bad, light, soft)
6
doddering(adjective, thin, incompetent, puny)
6
faint-hearted(adjective, nervous, shy, fearful)
6
ill(adjective, mean, bad, thin, delicate)
6
incapacitated(adjective, skill, miserable, inadequate)
6
inconceivable(adjective, great, poor, informal, extraordinary)
6
incredible(adjective, great, poor, extraordinary, strange)
6
languorous(adjective, dull, strong, easy, slow)
6
prostrate(adjective, strong, uncertain, miserable)
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APASmart Define. (2015). weak thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/weak/thesaurus/synonyms
ChicagoSmart Define. 2015. "weak thesaurus" https://smartdefine.org/weak/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, weak thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/weak/thesaurus/synonyms>.
MLASmart Define. "weak thesaurus" 6 December 2015. Web. 23 September 2026. <https://smartdefine.org/weak/thesaurus/synonyms>