Related Clues:

• On a grand scale
• ''I'm impressed!''
• [Gasp!]
• Terrif
• 'Beowulf,' e.g.
• Way cool
• ''Far out!'' to a physicist?
• La la lead-in
• ''The Ten Commandments'' for one
• 'Nifty!'
• Like Alexander
• Cry at a circus
• 'That's really something!'
• Sound of contentment
• 'How exciting!'