1
Achilles heel(noun, expression, weakness, fault, lack)
1
abnormality
1
abulia
1
accountability(noun, wrong, weakness, burden, blame)
1
acute disease
1
advanced age
1
advanced years
1
advancing years(noun, age, feebleness)
1
age of retirement(expression, idiom)
1
ague(noun, disease)
1
airiness(noun, beauty, refinement, delicacy, elegance)
1
allergic disease
1
allergy
1
ambivalence(noun, irresolution)
1
anility
1
answerability(noun, wrong, weakness, burden, blame)
1
apoplexy(noun, disease)
1
appetite(noun, weakness, fault, lack, lapse)
1
atrophy
1
bacterial disease
10 years ago|10k views|share |citing 
APASmart Define. (2015). infirmity thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/infirmity/thesaurus/synonyms
ChicagoSmart Define. 2015. "infirmity thesaurus" https://smartdefine.org/infirmity/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, infirmity thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/infirmity/thesaurus/synonyms>.
MLASmart Define. "infirmity thesaurus" 23 December 2015. Web. 25 September 2026. <https://smartdefine.org/infirmity/thesaurus/synonyms>