| ebb(verb, drop, close, decline, reduce) |
| pour |
| recede(verb, drop, close, decline, withdraw) |
| retrocede(verb, drop, close, decline, reduce) |
| set |
| abate(verb, drop, close, decline, reduce) |
| back(verb, drop, close, reduce, withdraw) |
| close(verb, drop, reduce, withdraw, diminish) |
| course |
| decay(verb, diminish, decrease, weaken, lessen) |
| decline(verb, drop, close, reduce, withdraw) |
| decrease(verb, drop, close, decline, reduce) |
| degenerate(verb, diminish, decrease, weaken, lessen) |
| depart(verb, drop, close, reduce, withdraw) |
| deteriorate(verb, decline, decrease, lessen, retreat) |
| die down(verb, expression, drop, decrease, lessen) |
| die off(verb, expression, close, reduce, diminish) |
| die out(verb, expression, decrease, lessen, retreat) |
| diminish(verb, drop, close, decline, reduce) |
| drain away(verb, expression, close, reduce, diminish) |