| fade away(verb, expression, drop, decline, reduce) |
| fall off(verb, expression, drop, decline, reduce) |
| fall short(verb, expression, reduce, diminish, contract) |
| grow smaller(verb, expression, reduce, diminish, contract) |
| impair(verb, decline, reduce, ease, diminish) |
| lessen(verb, drop, decline, reduce, moderate) |
| lighten(verb, decline, reduce, ease, diminish) |
| lower(verb, decline, reduce, ease, moderate) |
| minimize(verb, decline, reduce, ease, diminish) |
| mitigate(verb, decline, reduce, ease, diminish) |
| moderate(verb, decline, reduce, ease, diminish) |
| narrow(verb, decline, reduce, ease, diminish) |
| peter out(verb, expression, drop, decline, reduce) |
| recede(verb, decline, reduce, moderate, diminish) |
| reduce(verb, decline, ease, moderate, diminish) |
| retrench(verb, decline, reduce, moderate, lower) |
| roll back(verb, expression, decline, reduce, ease) |
| shorten(verb, reduce, diminish, contract, narrow) |
| shrivel(verb, drop, decline, reduce, moderate) |
| slack off(verb, expression, drop, decline, reduce) |