| fag(fight, snafued) |
| fagged(fight, fag, snafued) |
| fail(trip, slip, stumble) |
| fall(trip, slip, stumble) |
| fall flat on face(expression, idiom, trip, slip, stumble) |
| fall short(expression, trip, slip, stumble) |
| falling down(expression, fight, labor, flop, fag) |
| feel(verb, touch, fumble, grope) |
| feel blindly(verb, expression, touch, feel, root) |
| fight(fag, snafued) |
| finger(verb, touch, feel, root, fumble) |
| flub(trip, slip, blunder, stumble, goof) |
| fluff(blunder, goof, err) |
| forget(trip, slip, stumble) |
| get it wrong(expression, idiom, blunder, goof, err) |
| go backwards(expression, fight, stumble, flop, fag) |
| go wrong(expression, blunder, goof, err, bollix) |
| goof(blunder, err) |
| had it(expression, fight, fag, snafued) |
| handle(verb, touch, feel, root, fumble) |