Related Clues:

• 'Fantastic!'
• Unflappable
• "Cool!" old-style
• ''Far out!''
• Nifty
• ''Neato!''
• 'Way cool!'
• ''Peachy!''
• ''Keen!''
• Far out
• The Hollies' ''Long --- Woman''
• ''Groovy!''
• Nippy
• Nonchalant
• Cool!