| defect(noun, slip, failure) |
| derelict(noun, bomb, disappointment, catastrophe, letdown) |
| disaster(noun, bomb, disappointment, catastrophe, letdown) |
| dud(noun, bomb, disappointment, catastrophe, letdown) |
| faux |
| flunk |
| footfall |
| foul |
| foul-up(mistake, blunder, misunderstanding) |
| fumble(slip, mistake) |
| good-for-nothing(noun, bomb, disappointment, catastrophe, letdown) |
| goof-up(mistake, blunder, misunderstanding) |
| has-been(noun, bomb, disappointment, catastrophe, letdown) |
| incompetent(noun, bomb, disappointment, catastrophe, letdown) |
| insolvency(noun, failure) |
| insolvent(noun, bomb, disappointment, catastrophe, letdown) |
| letdown(noun, bomb, disappointment, catastrophe, fiasco) |
| loafer(noun, bomb, disappointment, catastrophe, letdown) |
| lumpy(noun, bomb, disappointment, catastrophe, letdown) |
| might-have-been(noun, bomb, disappointment, catastrophe, letdown) |