Related Clues:

• 'Way cool, man!'
• "Peachy keen!"
• 'That's cool!'
• "Really cool!"
• "That's cool!"
• 'How cool!'
• 'Wowza!'
• Old-fashioned 'Sweet!'
• 'That's swell!'
• "Far out!"
• Kin of "Swell!"
• Old-fashioned "Cool!"
• "That's so cool!"
• 'Cool beans!'
• ''Oh, cool!''