Related Clues:

• Writer's cramp, for example
• Yo-yo
• Stupid person
• Flurry of activity
• Quirky behavior
• Quick tug
• The first O of O-O-O
• Muscle woe
• One might be verbal
• Seizure
• Involuntary contraction
• First O of O-O-O
• ___ chicken
• First correct Hollywood Square
• Charley horse, e.g.