| phase out(expression, reduce, shrink) |
| poop out(verb, expression, decline, fail, diminish) |
| quaver(pause, hesitate, waver) |
| rarefy(verb, decline, fail, diminish, weaken) |
| reel(pause, hesitate, waver) |
| relax(verb, ease, lessen, slacken) |
| release(verb, ease, lessen, slacken) |
| relent(verb, ease, lessen, slacken) |
| retire |
| rock(pause, hesitate, waver) |
| roll(pause, hesitate, waver) |
| roll back(verb, expression, decline, reduce, diminish) |
| scruple(pause, hesitate, waver) |
| shake(pause, hesitate, waver) |
| shorten |
| slack up(verb, expression, decline, reduce, diminish) |
| soft-pedal(verb, decline, reduce, diminish, lower) |
| speak haltingly(expression, pause, hesitate, waver) |
| stagger(pause, hesitate, waver) |
| stammer(pause, hesitate, waver) |