| impotence(noun, weakness, fault, lack, lapse) |
| inclination(noun, weakness, fault, lack, lapse) |
| inconstancy(noun, weakness, fault, lack, lapse) |
| indecision(noun, weakness, fault, lack, lapse) |
| infirmity(noun, weakness, fault, lack, lapse) |
| instability(noun, weakness, fault, lack, lapse) |
| invalidity(noun, weakness, fault, lack, lapse) |
| irresolution(noun, weakness, fault, lack, lapse) |
| lack(noun, weakness, fault, lapse, failing) |
| languor(noun, weakness, fault, lack, lapse) |
| lapse(noun, weakness, fault, lack, failing) |
| liking(noun, weakness, fault, lack, lapse) |
| penchant(noun, weakness, fault, lack, lapse) |
| powerlessness(noun, weakness, fault, lack, lapse) |
| predilection(noun, weakness, fault, lack, lapse) |
| proclivity(noun, weakness, fault, lack, lapse) |
| proneness(noun, fault, lack, lapse, failing) |
| prostration(noun, weakness, fault, lack, lapse) |
| senility(noun, weakness, fault, lack, lapse) |
| shortcoming(noun, weakness, fault, lack, lapse) |