As nouns the difference between infirmity and infliction
is that infirmity is feebleness, frailty or ailment, especially due to old age while infliction is the act of inflicting or something inflicted; an imposition.
infirmity
English
Noun
(infirmities)
feebleness, frailty or ailment, especially due to old age.
a moral weakness or defect
Related terms
* infirm
infliction
English
Noun
(
en noun)
The act of inflicting or something inflicted; an imposition