12
faintness(noun, weak, weakness, attitude, fault)
12
sickliness(noun, disorder, disease, weakness, fault)
11
invalidity(noun, difficulty, weakness, fault, lack)
11
malaise(noun, trouble, disorder, evil, disease)
10
asthenia(noun, weak, attitude, sick, unhealthy)
10
enervation(noun, weak, disorder, weakness, attitude)
10
enfeeblement(noun, weakness, attitude, condition, feelings)
10
ill(noun, health, trouble, disorder, evil)
10
languor(noun, weak, weakness, attitude, fault)
10
listlessness(noun, attitude, characteristics, states)
10
senility(noun, weakness, fault, lack, lapse)
10
unhealthiness(noun, disorder, disease, weakness, fault)
10
weakliness(noun, strong, weakness, condition, failing)
9
invalidism(noun, characteristics, states, feebleness, situations)
9
flabbiness(noun, weak, sick, unhealthy)
9
impotence(noun, weak, weakness, fault, lack)
9
powerlessness(noun, weakness, fault, lack, lapse)
9
wasting(noun, weak, sick, unhealthy)
8
foible(noun, help, weak, wrong, weakness)
8
failing(noun, help, disorder, wrong, weakness)
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APASmart Define. (2015). infirmity thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/infirmity/thesaurus/synonyms
ChicagoSmart Define. 2015. "infirmity thesaurus" https://smartdefine.org/infirmity/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, infirmity thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/infirmity/thesaurus/synonyms>.
MLASmart Define. "infirmity thesaurus" 23 December 2015. Web. 24 September 2026. <https://smartdefine.org/infirmity/thesaurus/synonyms>