| go to the dogs(expression, idiom, decline, weaken, lessen) |
| grow less(verb, expression, idiom, drop, decline) |
| hit rock bottom(expression, idiom, decline, weaken, lessen) |
| hit the skids(expression, idiom, decline, weaken, lessen) |
| kiln(verb, dry, exhaust, drain, empty) |
| lapse |
| let up(verb, expression, drop, cut, decline) |
| lighten(verb, drop, quiet, cut, decline) |
| lose edge(expression, drop, cut, decline, reduce) |
| mildew(decline, weaken, lessen, degenerate, deteriorate) |
| modify(verb, drop, quiet, cut, decline) |
| mold(decline, weaken, lessen, degenerate, deteriorate) |
| mortify(decline, weaken, lessen, degenerate, deteriorate) |
| narrow down(expression, drop, cut, decline, reduce) |
| pejorate(decline, weaken, lessen, degenerate, deteriorate) |
| pine(verb, drop, decline, diminish, decrease) |
| pollute(verb, decline, weaken, lessen, degenerate) |
| pucker(verb, crush, line, fold, screw) |
| putrefy(decline, weaken, lessen, degenerate, deteriorate) |
| putresce(decline, weaken, lessen, degenerate, deteriorate) |