Related Clues:

• Eggheady sort
• One socially challenged
• Square, updated
• Hardly Mr. Cool
• Square
• Taped eyeglasses wearer
• The first X of X-X-X
• Mannerism
• Certain X
• Behavioral quirk
• Dweeb
• Quirk
• Twitch
• Overly bookish sort
• Facial spasm