Related Clues:

• Dream initials
• Hypnology acronym
• __ sleep
• Sleep phase, for short
• Post-retirement activity?
• Somnolent state
• ''The One I Love'' group
• Sleep phase
• Buck's band
• Part of a sleep cycle
• Rest period
• What new parents lose
• Sleep inits.
• Hypnotic condition
• 27-Across phase