| quell(verb, drop, quiet, cut, decline) |
| quiet(verb, drop, cut, decline, reduce) |
| reach depths(expression, decline, weaken, lessen, degenerate) |
| recoil |
| run low(expression, drop, cut, decline, reduce) |
| rust(verb, deterioration, fossilized, mummy, anhydrate) |
| sap(decline, weaken, lessen, degenerate, deteriorate) |
| scald(mark, burn, scorch, blacken, singe) |
| settle(verb, drop, quiet, cut, decline) |
| shake |
| sicken(decline, weaken, lessen, degenerate, deteriorate) |
| slack off(verb, expression, drop, quiet, cut) |
| slacken(verb, drop, cut, decline, reduce) |
| slash(verb, drop, quiet, cut, decline) |
| slump(verb, drop, cut, decline, reduce) |
| soak up(verb, expression, exhaust, drain, empty) |
| soften(verb, drop, quiet, cut, decline) |
| spoil(verb, decline, ruin, destroy, weaken) |
| sponge(verb, dry, exhaust, drain, empty) |
| stale(verb, mark, dry, exhaust, contract) |