| melt(verb, exhaust, drain, erode) |
| mildew(verb, decline, weaken, lessen, degenerate) |
| suppurate(verb, decline, weaken, lessen, degenerate) |
| waste away(verb, expression, phrasal verb, decline, separate) |
| analyze |
| collapse(verb, break, beat, decline, crush) |
| crush(verb, beat, smash) |
| curdle(verb, dull, decline, spoil, weaken) |
| decompound(verb, study, separate, determine, resolve) |
| disperse(verb, break, sink, disappear, degenerate) |
| fade(verb, decline, separate, fail, lower) |
| fail(verb, decline, lower, weaken, lessen) |
| go to seed(verb, expression, idiom, decline, weaken) |
| mold(verb, decline, weaken, lessen, degenerate) |
| necrose |
| shatter(verb, break, collapse, split, undo) |
| split(verb, break, fragment, crumble) |
| take apart(verb, expression, break, collapse, split) |
| wear away(verb, expression, decline, hurt, reduce) |
| addle(verb, decay, taint, rot, putrefy) |