| deaden(verb, dull, diminish, weaken, dampen) |
| debauch(hurt, corrupt, debase) |
| decay(hurt, dirty, corrupt, stain, muddy) |
| deliquesce(reduce, diminish, thin, alter, weaken) |
| desensitize(verb, dull, diminish, weaken, dampen) |
| diffuse(reduce, thin, weaken) |
| dirty(hurt, corrupt, stain, muddy, pollute) |
| disable(verb, dull, reduce, diminish, weaken) |
| discolor(hurt, dirty, corrupt, stain, muddy) |
| disgrace(hurt, dirty, corrupt, stain, muddy) |
| dishonor(hurt, damage, harm, dirty, corrupt) |
| dope up(verb, expression, alter, adjust, modify) |
| enfeeble(verb, dull, reduce, diminish, weaken) |
| fall off(verb, expression, decline, fail, fade) |
| foul(hurt, dirty, corrupt, stain, muddy) |
| gentling(curb, domesticate) |
| grow weaker(verb, expression, decline, fail, fade) |
| harden |
| hebetate(verb, dull, diminish, weaken, dampen) |
| housebroken(restrain, curb, suppress, domesticate) |