| come to nothing(expression, idiom, decline, fall, fail) |
| decline(verb, fall, fail, slip, bomb) |
| deteriorate(verb, decline, fall, fail, slip) |
| drop the ball(verb, expression, idiom, stumble, stray) |
| fall flat(verb, expression, decline, fall, fail) |
| falter(verb, slip, stumble, tumble) |
| fizzle out(verb, expression, fail, collapse, fold) |
| flounder(verb, decline, fall, fail, slip) |
| fold(verb, decline, fall, fail, slip) |
| go awry |
| go down(expression, break, decline, fall, fail) |
| go down swinging(expression, idiom, decline, fall, fail) |
| go downhill(expression, decline, fall, fail, slip) |
| go under(verb, expression, fall, fail, bomb) |
| go up(verb, expression, fall, bomb, flop) |
| go up in smoke(expression, idiom, decline, fall, fail) |
| hit bottom(expression, decline, fall, fail, slip) |
| hit the skids(expression, idiom, decline, fall, fail) |
| lose control(expression, decline, fall, fail, slip) |
| lose out(expression, decline, fall, fail, slip) |