| keel over(verb, expression, phrasal verb, upset, drop) |
| mess(verb, disorder, muddle, jumble, tangle) |
| twig(verb, grasp, realize, understand, know) |
| agitate(verb, disturb, agitation, stir, throw) |
| blunder(verb, fall, stumble, flop, lurch) |
| break down(verb, expression, phrasal verb, drop, decline) |
| break up(verb, expression, phrasal verb, break, beat) |
| comprehend(verb, get, follow, have, grasp) |
| convulse(verb, agitation, arrangement, derange) |
| crash(noun, verb, break, drop, decline) |
| decrease(noun, verb, drop, decline, settle) |
| descent(noun, drop, decline, fall, decrease) |
| disorganize(verb, order, change, disorder, disturb) |
| fall down(verb, expression, phrasal verb, stumble, flop) |
| floor(verb, upset, drop, force, decline) |
| get it(verb, expression, phrasal verb) |
| knock down(verb, expression, phrasal verb, upset, drop) |
| lose(drop, trip, fall, fail, slip) |
| lower(verb, upset, drop, decline, release) |
| lurch(verb, move, upset, drop, meet) |