| weakness(noun, characteristic, trouble, help, block) |
| frailty(noun, characteristic, help, difficulty, weakness) |
| flaw(noun, trouble, block, difficulty, weakness) |
| shortcoming(noun, characteristic, help, difficulty, weakness) |
| failing(noun, characteristic, trouble, help, block) |
| fault(noun, characteristic, trouble, help, block) |
| imperfection(noun, characteristic, trouble, difficulty, weakness) |
| foible(noun, help, weakness, fault, failing) |
| deficiency(noun, trouble, block, difficulty, weakness) |
| infirmity(noun, characteristic, help, difficulty, weakness) |
| blemish(noun, difficulty, weakness, fault, failing) |
| defect(noun, trouble, difficulty, weakness, bar) |
| vice(noun, characteristic, difficulty, weakness, fault) |
| drawback(noun, trouble, block, difficulty, weakness) |
| lack(noun, trouble, difficulty, weakness, bar) |
| soft spot(noun, expression, difficulty, weakness, fault) |
| vulnerability(noun, difficulty, weakness, fault, failing) |
| Achilles heel(noun, expression, difficulty, weakness, fault) |
| delicacy(noun, difficulty, weakness, fault, failing) |
| failure(noun, weakness, fault, shortcoming) |