Related Clues:

• Bedmate's bane
• Cause unrest?
• Clamour
• Cause of an awakening
• Frightening ordeal
• Sleep breathing problem
• Nocturnal din
• Assault on the eardrums
• Asphyxia
• Snap, crackle, or pop
• Some urban pollution
• Music, to a detractor
• Certain sleep problem
• Source of spousal angst, nocturnally
• Sleep disruption