Related Clues:

• Laugh maker
• Do needlework
• Some kind of jerk?
• Sudden sharp pain
• Common contraction?
• Twitch or tic
• Muscular misfire
• Burst of energy
• Hiccup cause
• Muscle twitch
• Crick in one's neck, e.g.
• Part of a baseball's seam
• Sudden movement
• Muscular contraction
• Knit or purl, e.g.