Related Clues:

• Bird that is no more
• Dodo
• Dumb one
• Class underachiever
• Bozo
• Blithering one
• Dostoevsky title word
• Dostoevsky subject
• Dostoevsky work (with "The")
• One slow on the uptake
• Cap in a classroom
• Fellow in the corner
• A genius, no
• Moron
• Boob