Related Clues:

• Quaint 'Holy moly!'
• "Bejabbers!" kin
• Gracious!
• Yikes
• Scared reaction
• React to a kid's clean room?
• Express shock, in a way
• "I'm shocked!"
• "My word!" relative
• 'Jumping Jehoshaphat!'
• Noise of shock
• [I'm shocked, shocked!]
• Mustard pot opened with one big blow
• Talk softly and catch one's breath
• Air pressure produces sharp breath