Related Clues:

• Doofus
• Quirk of behavior
• Unconscious quirk
• Square figure?
• Start of a simple game
• First X, maybe
• Pocket-protector wearer, stereotypically
• Role in many teen flicks
• Muscle spasm
• Sudden contraction
• Sign of nerves
• Muscle contraction
• Techie, traditionally
• Bully's target, often
• Unhip person