| get worse(expression, decline, weaken, lessen, degenerate) |
| go to pieces(verb, expression, idiom, beat, crush) |
| go to seed(verb, expression, idiom, decline, weaken) |
| go to the dogs(expression, idiom, decline, weaken, lessen) |
| hit rock bottom(expression, idiom, decline, weaken, lessen) |
| hit the skids(expression, idiom, decline, weaken, lessen) |
| infect(verb, hurt, damage, harm, dirty) |
| lessen(verb, decline, weaken, degenerate, deteriorate) |
| muddy(verb, hurt, dirty, corrupt, stain) |
| pejorate(decline, weaken, lessen, degenerate, deteriorate) |
| putrefied |
| reach depths(expression, decline, weaken, lessen, degenerate) |
| sap(decline, weaken, lessen, degenerate, deteriorate) |
| shatter(verb, break, collapse, split, undo) |
| shrivel(decline, weaken, lessen, degenerate, deteriorate) |
| sicken(decline, weaken, lessen, degenerate, deteriorate) |
| smear(verb, hurt, dirty, corrupt, stain) |
| soil(verb, hurt, damage, harm, dirty) |
| stagnate(verb, decline, idle, deteriorate, languish) |
| stain(verb, hurt, dirty, corrupt, decay) |