576 entries under adjective topic. ×

7
imperceptible(calm, dull, quiet, weak)
7
insignificant(weak, poor, small, miserable)
7
namby-pamby(weak, soft, mediocre, indecisive)
7
run-down(weary, exhausted, limp, weakened)
7
senile(physical, uncertain, frail, puny)
7
subdued(calm, dull, quiet, weak)
7
unsatisfactory(weak, poor, miserable, inferior)
7
vague(dull, weak, soft, gentle)
7
vulnerable(weak, delicate, inert, infirm)
7
wasted(weak, uncertain, weary, frail)
7
wishy-washy(dull, light, weak, soft)
6
chicken(characteristic, strong, weak, weakness)
6
declining(mean, bad, weak, delicate)
6
fainthearted(nervous, shy, fearful, ambivalent)
6
flaccid(weak, weakness, loose, uncertain)
6
hazy(dull, weak, soft, gentle)
6
imperfect(mean, bad, weak, poor)
6
invalid(mean, weak, sick, green)
6
listless(dull, weak, easy, slow)
6
poorly(adverb, mean, weak, ill)
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APASmart Define. (2016). feeble thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/feeble/thesaurus/synonyms
ChicagoSmart Define. 2016. "feeble thesaurus" https://smartdefine.org/feeble/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, feeble thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/feeble/thesaurus/synonyms>.
MLASmart Define. "feeble thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/feeble/thesaurus/synonyms>