Related Clues:

• Exclamation before 'Look!'
• Cry at fireworks
• Pleased sound
• 'That's awesome!'
• Backrub response
• 'I'm impressed!'
• ''Wow!''
• 'Rad!'
• Exclamation of admiration
• Sound of satisfaction
• 'Would you look at that!'
• ___ and aah
• Swooning sound
• On edge
• Physical sound?