| expend(verb, spread, divide, distribute, discard) |
| expulse(verb, move, disturb, shift, lose) |
| fail(verb, decline, crack, collapse, disintegrate) |
| fall(decline, develop, acquire) |
| fall victim to(expression, idiom, decline, develop, acquire) |
| ferment |
| fling(verb, spread, divide, distribute, discard) |
| flip(verb, trouble, bother, disturb, turn) |
| flip out(verb, expression, trouble, decline, bother) |
| floor(verb, upset, trouble, bother, disturb) |
| flurry(verb, upset, trouble, bother, disturb) |
| fold(verb, upset, crush, obscure, confuse) |
| force out(verb, expression, move, disturb, shift) |
| foul(disorder, disturb, confuse, dirty, jumble) |
| freak out(expression, decline, fail, crack, collapse) |
| fuddle(verb, upset, disturb, worry, confuse) |
| fumble(disorder, arrangement, jumble, tangle) |
| get to(verb, expression, upset, trouble, bother) |
| give a hard time(verb, expression, idiom, trouble, bother) |
| go bonkers(expression, decline, fail, crack, collapse) |