| calm(verb, quiet, cool, fall, moderate) |
| cease(verb, stop, calm, drop, close) |
| check(verb, drop, quiet, cut, decline) |
| chill out(verb, expression, stop, calm, dull) |
| clip(verb, cut, decline, reduce, ease) |
| consume(verb, decline, reduce, diminish, decrease) |
| crop(verb, decline, reduce, ease, diminish) |
| curdle(verb, decline, weaken, lessen, degenerate) |
| decompose(verb, decline, separate, weaken, lessen) |
| defile(verb, decline, weaken, lessen, degenerate) |
| deliquesce(verb, decline, fall, fail, diminish) |
| depart(drop, close, go, reduce, withdraw) |
| deplete(verb, diminish, decrease) |
| devaluate(verb, drop, quiet, cut, decline) |
| dilute(verb, cut, decline, reduce, fail) |
| diminishment |
| diminution |
| dip(verb, drop, decline, settle, ease) |
| discolor(verb, decline, weaken, lessen, degenerate) |
| dispel(disappear, disperse, dissipate) |