Related Clues:

• Nero, e.g.: Abbr.
• Incas' realm, e.g.: Abbr.
• Akihito, e.g.: Abbr.
• Little Caesar?
• Nero's title: Abbr.
• Lure
• Ottoman, e.g.: Abbr.
• Caesar, e.g.: Abbr.
• Nero or Napoleon: Abbr.
• Napoleon's title (Abbr.)
• Great Brit., once
• King's equiv.
• Nero's title, briefly
• Pt. of HRE
• Napoleon, for one: Abbr.