| ineffectualness(noun, state, strong, weakness, condition) |
| decrepitude(noun, weakness, fault, lack, lapse) |
| fragility(noun, weakness, fault, lack, lapse) |
| inefficacy(noun, state, strong, weakness, condition) |
| insufficiency(noun, weakness, skill, failure, injury) |
| uselessness(noun, state, strong, weakness, condition) |
| weak point(noun, expression, difficulty, weakness, fault) |
| ailment(noun, feebleness) |
| anemia(noun, weakness) |
| defect(noun, fault, lack, lapse, failing) |
| defenselessness(noun, weakness, hopelessness, helplessness, subjection) |
| deficiency(noun, weakness, fault, lack, lapse) |
| enervation(noun, weakness, fault, lack, lapse) |
| failing(noun, weakness, fault, lack, lapse) |
| failure(noun, weakness, skill, injury, shortcoming) |
| frailness(noun, feebleness) |
| handicap(noun, impotence) |
| incapacitation(noun, weakness, skill, failure, shortcoming) |
| ineptitude(noun, weakness, skill, failure, shortcoming) |
| irresolution(noun, weakness, fault, lack, lapse) |