Related Clues:

• 'Otello,' e.g.
• See 17-Across
• Musical composition
• 'Don Giovanni,' for one
• Kind of hat or house
• 'This means ___!'
• Grammy category
• Collected works
• 'La Bohème,' e.g.
• Field of buffos
• Combat
• Hostilities
• Aria area
• Paris landmark, with 'L''
• Kind of cabinet