Weakness, debility; (in Old English also) lowliness, inferiority.

Lack of strength; weakness, feebleness.

The quality of being frail; liability to be broken or destroyed, fragility; lack of permanence; weakness, physical or mental; moral weakness…

The quality or condition of being weak, in any sense of the adjective; deficiency of strength, power, or force.

frailty. Obsolete.

Liability to be crushed or to decay, either in a material or immaterial sense; perishableness, weakness; an instance of this; †also, a frail feature…

Physical softness or delicacy; fragility; inability to stand rough usage; weakness, frailty; †youthfulness (obsolete); effeminacy, womanishness.

Lack of vigour or strength; absence of tension or tightness.

Lack of strength.

Lack of strength; weakness, feebleness; powerlessness; spiritual weakness, unworthiness. Occasionally also: an instance of this.

= feebleness, n.

The quality of being fragile or easily broken; hence, liability to be damaged or destroyed, weakness, delicacy.

Weakness or want of strength; lack of power to do something; inability. Also with plural an instance or case of this.

The state or quality of being feeble (in the various senses of the adjective); an instance of this.

Lack of physical or (esp. in later use) mental strength; weakness of will. Also: the state of tending to act against one's better judgement.

colloquial. The quality or condition of being thin, weak, or feeble; esp. (with reference to a person) weedy appearance, physique, or character.