Related Clues:

• Like Fonzie
• 'Nice!'
• Like many a fall day
• Full-flavored
• Self-controlled
• "Nifty!"
• Beatnik's 'groovy'
• Not nerdy
• Calm and controlled
• In the 40's, say
• Put in the fridge
• Level-headed
• 'Sweet!'
• Calm and unruffled
• Hard to fluster