Related Clues:

• 'Groovy!'
• Geezer
• 'Swell!'
• 'I'm impressed!'
• Homo sapiens
• ''Wow!''
• 'Rad!'
• Exclamation of admiration
• ''Great!''
• 'Would you look at that!'
• ___ and aah
• ''Peachy-keen!''
• Swooning sound
• Date or age beginning
• Dude