Birdbrain
Else clues• Airhead
• Blockhead
• Bonehead
• Boob
• Chowderhead
• Dipstick
• Dodo
• Doofus
• Dumbbell
• Dummy
• Dunce
• Dunderhead
• Featherbrain
• Foolish person
• Goofball
• Jerk
• Knucklehead
• Lamebrain
• Mooncalf
• No Einstein he
• No genius he
• Numskull
• Numskull embedded in unit withdraws (6)
• Peabrain
• Stupid person
• Airhead
• Birdbrain
• Blockhead
• Bonehead
• Boob
• Chowderhead
• Dipstick
• Dodo
• Doofus
• Dumbbell
• Dummy
• Dunce
• Dunderhead
• Featherbrain
• Foolish person
• Goofball
• Jerk
• Knucklehead
• Lamebrain
• Mooncalf
• No Einstein he
• No genius he
• Numskull
• Numskull embedded in unit withdraws (6)
• Peabrain
• Stupid person
• (informal) a stupid incompetent person