Related Clues:

• Shocked sound
• [I'm shocked! Shocked!]
• Sound of disbelief
• Move forward, or jump back
• Get a sudden inspiration?
• Don't just sit there
• Kick off
• Set out
• Jerk one's knee, e.g.
• Don't just stand there
• Catch one's breath
• Sound of surprise
• Set in motion
• Begin
• Sound of fright