Related Clues:

• Recover from a sprint
• Pant
• Hand-over-mouth reaction
• Show astonishment
• Breathe with difficulty
• React in horror
• Reaction of shock
• [I'm shocked!]
• [Horrors!]
• Inhalation
• Display shock
• [You don't mean …!]
• Indicate shock
• Horror reaction
• [It can't be!]