Related Clues:

• 'That's awesome!'
• 'Groovy!'
• 'Swell!'
• 'I'm impressed!'
• Calm and collected
• 'Rad!'
• ''Great!''
• Not 38-Across
• ''Peachy-keen!''
• 'Sounds good to me'
• Not so hot?
• Way cool
• Collected
• 'Nifty!'
• Weather word