| decrepitude(noun, weakness, delicacy, inadequacy, shakiness) |
| defalcation(defect, deficiency, imperfection, inadequacy, shortage) |
| defectiveness(defect, imperfection, inadequacy, shortage, inability) |
| deficiency(defect, imperfection, limitation, inadequacy, shortage) |
| deficit(defect, deficiency, imperfection, inadequacy, shortage) |
| disease(noun, weakness, delicacy, inadequacy, shakiness) |
| disqualification(noun, weakness, skill, failure, shortcoming) |
| drawback(defect, deficiency, imperfection, inadequacy, shortage) |
| dryness |
| effeteness(noun, weakness, delicacy, inadequacy, shakiness) |
| enervation(noun, weakness, delicacy, inadequacy, shakiness) |
| etiolation(noun, weakness, delicacy, inadequacy, shakiness) |
| exhaustion(noun, weakness, delicacy, inadequacy, shakiness) |
| failing(defect, deficiency, imperfection, limitation, inadequacy) |
| family planning |
| famine |
| fatuity |
| faultiness(defect, deficiency, imperfection, inadequacy, shortage) |
| flimsiness(noun, weakness, delicacy, inadequacy, shakiness) |
| frailness(noun, weakness, delicacy, inadequacy, shakiness) |