| nosedive(noun, decline, increase, fall, depression) |
| reduction(noun, drop, cut, decline, decrease) |
| retreat(noun, drop, slump, recession) |
| wane(noun, drop, fall, failure, deterioration) |
| bust(noun, drop, decline, decrease, low) |
| crash(noun, verb, drop, decline, fall) |
| declension(noun, drop, decline, decay, degradation) |
| declination(noun, drop, decline, decay, degradation) |
| degeneration(noun, drop, decline, fall, failure) |
| depreciation(noun, drop, decline, decrease, low) |
| diminution(noun, drop, cut, decline, fall) |
| drop-off(noun, drop, cut, decline, increase) |
| dwindling(noun, drop, cut, decline, fall) |
| failure(noun, drop, decline, fall, low) |
| fall-off(noun, drop, decline, fall, position) |
| falling-off(noun, drop, decline, fall, low) |
| slowdown(noun, decrease, off) |
| boom |
| comedown(noun, drop, fall, failure, deterioration) |
| crisis(noun, drop, decline, failure, slump) |