Related Clues:

• 'Snazzy!'
• "Swell!"
• 'Cool'
• Big wave
• Grow
• Word of approval
• Straight, at the bar
• 'Terrif!'
• Like good penmanship
• Letters of assent
• "Nifty!"
• Like a pin?
• How Scotch may be served
• 'Pretty amazing!'
• "Amazing!"