| break down(verb, expression, phrasal verb, stop, end) |
| cave in(verb, expression, collapse, bend, plunge) |
| collapse(verb, drop, decline, reduce, slip) |
| come down(verb, worsen) |
| come to naught(verb, expression, idiom, decline, fall) |
| come to nothing(verb, expression, idiom, decline, fall) |
| crash(verb, stop, drop, decline, fall) |
| descend(verb, drop, decline, reduce, fail) |
| diminish(verb, stop, drop, end, pass) |
| disimprove(verb, drop, decline, reduce, fall) |
| drop(verb, decline, fall, fail, return) |
| fall flat(verb, expression, decline, fall, fail) |
| fall off(verb, expression, phrasal verb, drop, decline) |
| fall short(verb, expression, decline, fall, fail) |
| fall through(verb, expression, phrasal verb, decline, fall) |
| fizzle(verb, strong, decline, increase, fall) |
| fizzle out(verb, expression, phrasal verb, stop, end) |
| flop(verb, decline, fall, fail, slip) |
| flounder(verb, decline, fall, fail, slip) |
| fold(verb, decline, fall, fail, slip) |