Definition of infirmity :
1. A personal frailty or failing; foible; eccentricity; a weakness or defect.
2. 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.
ill, unsubstantiality, foible, better, shortcoming, health, vice, puniness, fault, distemper, help, delicateness, strong, delicacy, unsoundness, weakliness, ailing, failing, insubstantiality, confinement, fragileness, weak point, valetudinarianism, tenuity, affliction
disease (part of speech: noun)
disease, ague, feverishness, complication, condition, spasm, nausea, infliction, symptom, affection, virus, apoplexy, complaint, sickness, breakdown, syndrome, bug, handicap, queasiness, ailment, illness, attack, malaise, curse, unhealthiness, disability, disorder, debility, sickliness, decrepitude, malady, collapse, indisposition, pestilence, infection, fever
irresolution (part of speech: noun)
impulsiveness, vacillation, changeability, insipidity, indecisiveness, unsureness, hesitance, double-mindedness, uncertainty, ambivalence, spinelessness, irresolution, shyness, capriciousness, yellowness, volatility, tentativeness, wateriness, shiftiness, halfheartedness, fickleness, unwillingness, inconsistency
weakness (part of speech: noun)
feebleness (part of speech: noun)
- Although he had far exceeded the ordinary span of life- he was born, I believe, in the last century- he showed few signs of physical, and none of mental infirmity; and his sudden and painless decease was quite unexpected. - "Archibald Malmaison", Julian Hawthorne.
- Sir, I am vex'd; Bear with my weakness; my old brain is troubled: Be not disturb'd with my infirmity: If you be pleased, retire into my cell, And there repose: a turn or two I'll walk, To still my beating mind. - "The Man Shakespeare", Frank Harris.
- It is an infirmity to love it, and long for it, and live by it. - "Expositions of Holy Scripture: Romans Corinthians (To II Corinthians, Chap. V)", Alexander Maclaren.