298 entries under adjective topic. ×

2
impuissant(uncertain, feeble, shaky, hesitant)
2
incapacitated(weak, feeble, shabby, weakened)
2
insipid
2
languorous(dull, weak, easy, slow)
2
nauseous
2
on the decline(expression, idiom)
2
out of sorts(expression, idiom, ill, sick)
2
pallid(weak, thin, ill, feeble)
2
pinched(thin, pale, sickly-looking)
2
prostrate(weak, uncertain, inadequate, feeble)
2
scrawny(weak, uncertain, feeble, frail)
2
shilly-shally(irresolute, irresolution)
2
shrinking
2
skinny(thin, pale, sickly-looking)
2
small(weak, insignificant, feeble, trivial)
2
superannuated(feeble, tired, gray, mature)
2
tenuous(light, weak, slight, imaginary)
2
unable(weak, feeble, vulnerable, forlorn)
2
unfit(weak, sick, feeble, unhealthy)
2
unwilling
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APASmart Define. (2015). infirm thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/infirm/thesaurus/synonyms
ChicagoSmart Define. 2015. "infirm thesaurus" https://smartdefine.org/infirm/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, infirm thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/infirm/thesaurus/synonyms>.
MLASmart Define. "infirm thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/infirm/thesaurus/synonyms>