1
Achilles heel(noun, expression, weakness, fault, lack)
1
Cancer(disorder, illness, defect, sickness, affliction)
1
advanced age
1
advanced years
1
adynamy(noun, weak, sick, unhealthy)
1
affliction(noun, disorder, weakness, fault, illness)
1
age of retirement(expression, idiom)
1
ague(noun, disease)
1
airiness(noun, beauty, refinement, delicacy, elegance)
1
anility
1
apoplexy(noun, disease)
1
appetite(noun, weakness, fault, lack, lapse)
1
blah feeling
1
blemish(noun, weakness, fault, lack, lapse)
1
bloodlessness
1
cachexy
1
caducity
1
chink in armor(noun, expression, idiom, weakness, fault)
1
chronic ill health(expression, idiom)
1
complication(noun, disease)
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APASmart Define. (2015). debility thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/debility/thesaurus/synonyms
ChicagoSmart Define. 2015. "debility thesaurus" https://smartdefine.org/debility/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, debility thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/debility/thesaurus/synonyms>.
MLASmart Define. "debility thesaurus" 23 December 2015. Web. 22 September 2026. <https://smartdefine.org/debility/thesaurus/synonyms>