| 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, fall, slip) |
| 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) |
| lurch(verb, upset, fall, collapse, plunge) |
| mess up(verb, expression, drop, slip, dip) |
| nose-dive(verb, upset, drop, fall, slip) |
| oust(verb, upset, fall, collapse, plunge) |
| overbalance(verb, upset, fall, collapse, plunge) |
| overturn(verb, upset, fall, collapse, plunge) |
| pitch(verb, upset, drop, fall, slip) |
| plummet(verb, drop, slip, dip, plunge) |
| plunge(verb, upset, drop, fall, slip) |
| roll(verb, drop, slip, dip, descend) |
| sag(verb, drop, slip, dip, plunge) |