Related Clues:

• 'How cool!'
• 'Wowza!'
• Old-fashioned 'Sweet!'
• 'That's swell!'
• "Far out!"
• Swell, slangily
• Kin of "Swell!"
• Old-fashioned "Cool!"
• "That's so cool!"
• 'Cool beans!'
• ''Oh, cool!''
• Sarcastic expression of enthusiasm
• Fantastic, in Beatlemania
• 'Super-duper!'
• The -- Four