Related Clues:

• 'Impressive!'
• Knock 'em dead
• Zounds!
• Old-time exclamation
• Quaint oath
• 'How about that!'
• 'Zounds!'
• ''I didn't know that''
• ''I'm impressed!''
• Word said while scratching the head
• 'Good gracious!'
• Heavens!
• 'By Jove!'
• ''--- whillikers!''
• Old oath