Related Clues:

• Rack rent swallows nearly all change
• Instrument of sadism, among the misfortunes of virtue
• Cause extreme physical pain
• Physical or mental maltreatment
• Agony to trot over the river
• Using wrong remedy with splitting head -- that's purgatory
• It may result in a painful admission
• Inflict great suffering
• Tutor prepared scripture class for martyr
• Distress or utter agony
• Agonising pain
• Wrong treatment — not the first to cause extreme suffering
• Did race around inverted groove cause extreme discomfort?
• Unbearable suspense, say
• The Geneva Conventions prohibit it