Related Clues:

• Unmatched, as a sock
• "How about that"
• 'Whaddaya know'
• Word with whiz
• "How about that!"
• Beaver Cleaver comment
• Beaver's word
• Word of amazement
• Matchless, e.g.
• Unlike 666
• ''I'm amazed!''
• ''That's wonderful!''
• ''Imagine that!''
• Grand, briefly
• Right-turn signal?