| falter(upset, fall, collapse, plunge, tumble) |
| free fall(noun, descent) |
| get worse(expression, decline, weaken, lessen, degenerate) |
| go bad(expression, decline, weaken, lessen, degenerate) |
| go to seed(expression, idiom, decline, weaken, lessen) |
| go to the dogs(expression, idiom, decline, weaken, lessen) |
| gravitate(verb, drop, decline, settle, ease) |
| hit the dirt(verb, expression, idiom, upset, drop) |
| impression |
| incline(noun, verb, drop, decline, settle) |
| landslide(noun, decline, decrease, reduction) |
| lie(verb, change, twist, alter, deceive) |
| lighten(verb, drop, quiet, cut, decline) |
| lop(collapse, bow, flop, slacken, wither) |
| lose edge(expression, drop, cut, decline, reduce) |
| low pressure(expression, idiom) |
| markdown(noun, depreciation) |
| mildew(decline, weaken, lessen, degenerate, deteriorate) |
| modify(verb, drop, quiet, cut, decline) |
| mold(decline, weaken, lessen, degenerate, deteriorate) |