Related Clues:

• 'The Barber of Seville,' e.g.
• See 14-Across
• Notice
• Hearing, say
• See 35-Across
• Insight
• Have a feeling about
• Wagner work
• La Scala offering
• 14-Across, e.g.
• Gumption
• A common one isn't always so common
• Word after grand or soap
• 4-Down, for one
• Part of Mozart's art