| drown(verb, dull, quiet, diminish, suppress) |
| etherize(verb, dull, quiet, diminish, stifle) |
| frustrate(verb, dull, quiet, diminish, stifle) |
| gag(verb, calm, dull, quiet, restrain) |
| gas(verb, dull, quiet, diminish, stifle) |
| girdle(noun, verb) |
| hebetate(verb, dull, diminish, weaken, dampen) |
| hinder(verb, control, restrain, suppress, contain) |
| lay out(verb, expression, phrasal verb, dull, quiet) |
| pacify(verb, dull, alleviate, numb, moderation) |
| palliate |
| put to sleep(verb, expression, idiom, dull, quiet) |
| scotch(verb, stop, ruin, halt, negative) |
| sedate(verb, quiet, fix, hit, drug) |
| slacken |
| soft-pedal(verb, calm, dull, quiet, suppress) |
| temper |
| tire(verb, dull, quiet, diminish, stifle) |
| unnerve(verb, dull, quiet, diminish, stifle) |
| attenuate(verb, dull, diminish, weaken, dampen) |