| impotence(noun, weakness, fault, failing, flaw) |
| in the gut(noun, expression, idiom, weakness, partiality) |
| inclination(noun, weakness, fault, failing, flaw) |
| inconstancy(noun, weakness, fault, failing, flaw) |
| indecision(noun, weakness, fault, failing, flaw) |
| infirmity(noun, weakness, fault, failing, flaw) |
| instability(noun, weakness, fault, failing, flaw) |
| invalidity(noun, weakness, fault, failing, flaw) |
| irresolution(noun, weakness, fault, failing, flaw) |
| jugular |
| lack(noun, weakness, fault, failing, flaw) |
| languor(noun, weakness, fault, failing, flaw) |
| lapse(noun, weakness, fault, failing, flaw) |
| liability |
| liking(noun, weakness, fault, failing, flaw) |
| limitation(noun, weakness, fault, failing, flaw) |
| loophole |
| mark |
| miscarriage(noun, fault, shortcoming) |
| misfortune(noun, fault, shortcoming) |