| weak point(noun, expression, difficulty, weakness, fault) |
| Achilles heel(noun, expression, weakness, fault, lack) |
| appetite(noun, weakness, fault, lack, lapse) |
| blemish(noun, weakness, fault, lack, lapse) |
| debility(noun, weakness, fault, lack, lapse) |
| decrepitude(noun, weakness, fault, lack, lapse) |
| defect(noun, fault, lack, lapse, failing) |
| deficiency(noun, weakness, fault, lack, lapse) |
| delicacy(noun, weakness, fault, lack, lapse) |
| enervation(noun, weakness, fault, lack, lapse) |
| failing(noun, weakness, fault, lack, lapse) |
| faintness(noun, weakness, fault, lack, lapse) |
| fault(noun, weakness, lack, lapse, failing) |
| feebleness(noun, weakness, fault, lack, lapse) |
| fondness(noun, weakness, fault, lack, lapse) |
| fragility(noun, weakness, fault, lack, lapse) |
| frailty(noun, weakness, fault, lack, lapse) |
| gap(noun, weakness, fault, lack, lapse) |
| impairment(noun, weakness, fault, lack, lapse) |
| imperfection(noun, weakness, fault, lack, lapse) |