| be undecided(pause, hesitate, stumble, waver, stutter) |
| be unwilling(pause, hesitate, falter, balk, scruple) |
| blow hot and cold(expression, idiom, pause, hesitate, falter) |
| blush |
| break(pause, hesitate, stumble, waver, stutter) |
| burble(flow, babble, whisper, ripple, mutter) |
| buzz(utter, flow, babble, whisper, ripple) |
| careen(trip, fall, slip, sway, falter) |
| change color |
| color |
| color up |
| continuous sound(expression, utter, babble, whisper, mutter) |
| crimson |
| dally(pause, hesitate, falter, balk, scruple) |
| debate(pause, hesitate, falter, balk, scruple) |
| defer(pause, hesitate, falter, balk, scruple) |
| delay(pause, hesitate, falter, balk, scruple) |
| demur(verb, pause, hesitate, falter, balk) |
| dillydally(pause, hesitate, falter, balk, scruple) |
| dither(verb, pause, sway, hesitate, ponder) |