Related Clues:

• Rubbing reaction
• Response to a doctor
• Sound from a masseur's client
• Express pleasure
• Contented kitten's sound
• Relief sound
• 'That feels so good!'
• Response to a laryngologist
• Happy cat's sound
• Cat noise
• "___, yer mother wears combat boots!"
• Sound at the dentist
• Sign of a contented cat
• Soaking sound
• "That hits the spot!"