1. (n.) The condition or quality of being fragile; brittleness; frangibility.

2. (n.) Weakness; feebleness.

3. (n.) Liability to error and sin; frailty.

amiable weakness breakability breakableness brittleness cachexia cachexy changeableness chronic ill health collapse crackability crackableness crispness crumbliness crushability crushableness daintiness debilitation debility decrepitude delicacy delicate health destructibility disintegration effeminacy enervation exhaustion feebleness fissility flimsiness fracturableness frailty frangibility friability healthlessness human frailty hypochondria hypochondriasis ill health indecisiveness infirmity infirmity of will inherent vice invalidism invalidity irresolution lacerability languishing languishment lightness moral weakness morbidity morbidness peakedness poor health sickliness sleaziness slightness unhealthiness unsoundness unsubstantiality unwholesomeness valetudinarianism velleity vulnerability wasting weakliness wispiness womanishness