Related Clues:

• Hiccup's cause
• Hiccup, e.g
• Muscle twinge
• Writer's cramp, e.g
• Tic, for one
• Pass out with many a twitch
• Spell differently the contents of 2
• Fool Jack, the aircraftman
• Appear nervous, supplying toe of newt to necromancer
• Fool at church showing evidence of nervousness
• Health resorts get a number fit
• Resort to sergeant major to get fit
• Health clubs get Frenchman fit
• Yank involved in weightlifting
• Move uncontrollably - watch birds