Related Clues:

• Cause jaws to drop
• Reaction to a masterwork
• Cause of silence
• Total wonderment
• Shoot non-lethally, perhaps
• One may stand in it
• Feeling when you're 10-Across
• 'That's so cool!'
• Something to gaze in
• "That's so cool!"
• Shell-shock
• Enthrallment
• Breathless wonder
• Fearful reverence
• Cause of speechlessness