| vacillate(pause, hesitate, stumble, waver, stutter) |
| be undecided(pause, hesitate, stumble, waver, stutter) |
| bobble(pause, hesitate, stumble, waver, stutter) |
| break(pause, hesitate, stumble, waver, stutter) |
| drop the ball(expression, idiom, pause, hesitate, stumble) |
| falter(verb, pause, hesitate, stumble, waver) |
| flounder(pause, hesitate, stumble, waver, stutter) |
| fluctuate(pause, hesitate, stumble, waver, stutter) |
| fluff(pause, hesitate, stumble, waver, stutter) |
| halt(pause, hesitate, stumble, waver, stutter) |
| hem and haw(expression, idiom, hesitate, stumble, waver) |
| hesitate(pause, stumble, waver, stutter, stammer) |
| lurch(pause, hesitate, stumble, waver, stutter) |
| quaver(pause, hesitate, stumble, waver, stutter) |
| reel(pause, hesitate, stumble, waver, stutter) |
| rock(pause, hesitate, stumble, waver, stutter) |
| roll(pause, hesitate, stumble, waver, stutter) |
| scruple(pause, hesitate, stumble, waver, stutter) |
| shake(pause, hesitate, stumble, waver, stutter) |
| stagger(pause, hesitate, stumble, waver, stutter) |