| down(verb, drop, slip, dip, descend) |
| end(verb, break, drop, close, fall) |
| fall(verb, upset, collapse, bomb, plunge) |
| fall headlong(verb, expression, drop, slip, dip) |
| falter(verb, upset, fall, collapse, plunge) |
| flatten(verb, drop, slip, dip, descend) |
| floor(verb, drop, slip, dip, descend) |
| flop(verb, drop, fall, fail, slip) |
| founder(verb, upset, fall, collapse, bomb) |
| go down(verb, expression, upset, drop, fall) |
| hit the dirt(verb, expression, idiom, upset, drop) |
| jumble(verb, drop, slip, dip, plunge) |
| keel(verb, drop, slip, dip, plunge) |
| keel over(verb, expression, upset, drop, dip) |
| knock down(verb, expression, upset, collapse, dip) |
| knock over(verb, expression, drop, slip, dip) |
| land(verb, upset, fall, collapse, plunge) |
| level(verb, drop, slip, dip, descend) |
| lose footing(verb, expression, drop, slip, dip) |
| lose it(verb, expression, upset, drop, fall) |