Related Clues:

• 'Otello,' e.g.
• Theme of this puzzle
• See 17-Across
• Musical composition
• 'Don Giovanni,' for one
• Works at the Met
• Kind of hat or house
• Grammy category
• La Scala productions
• Collected works
• 'La Bohème,' e.g.
• Some Mozart art
• Field of buffos
• Aria area
• 'Wozzeck' and 'Jenufa'