| fragility(noun, weakness, fault, lack, lapse) |
| frailty(noun, weakness, fault, lack, lapse) |
| frustration |
| gap(noun, weakness, fault, lack, lapse) |
| going phfft(noun, expression, discharge, termination, withdrawal) |
| greenhouse effect(noun, expression, abuse, deterioration, pollution) |
| havoc |
| 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) |
| injury(noun, deterioration) |
| inroad |
| 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, drop, decline, weakness, fault) |