Infirmity :: Infirmity (a.) The state of being infirm; feebleness; an imperfection or weakness; esp., an unsound, unhealthy, or debilitated state; a disease; a malady; as, infirmity of body or mind..
Infirmity :: Infirmity (a.) A personal frailty or failing; foible; eccentricity; a weakness or defect.