| flop(verb, drop, collapse, swing, bow) |
| fold(verb, break, drop, give, decline) |
| give(verb, break, drop, fail, yield) |
| go(verb, break, drop, give, fail) |
| go downhill(expression, stop, end, pass, fall) |
| go soft(verb, expression, break, fail, weaken) |
| grow weary(verb, expression, fail, strain, annoy) |
| halt(verb, stop, end, decline, pass) |
| hang(verb, drop, collapse, swing, dip) |
| harass(verb, fail, strain, annoy, irritate) |
| hit the skids(verb, expression, idiom, fail, weaken) |
| jade(verb, fail, strain, annoy, exhaust) |
| knock out(verb, expression, break, fail, weaken) |
| loll(verb, drop, bow, hang, slump) |
| lose(verb, decline, fail, blow, lower) |
| lose strength(expression, idiom) |
| melt away(expression, stop, end, decline, pass) |
| moderate(verb, stop, end, decline, pass) |
| moulder(verb, deteriorate) |
| mummy(contract, dwindle, shrink, wither) |