Related Clues:

• King or queen
• Montezuma, e.g.
• Napoléon, for one
• Sovereign
• Montezuma, for one
• Common butterfly
• RULER
• King
• Unelected ruler
• Hirohito, e.g.
• Monarch
• King or queen, e.g.
• Ming the Merciless, e.g.
• Roman ruler
• Kind of butterfly