Related Clues:

• Take ten
• Hypnotist's word
• Prescription for stress
• Everything else
• That left over
• Silence of the staff
• Doctor's advice, sometimes
• Conclude one's case
• Hibernation
• Catch some zzzzs
• Virgil called it a gift of heaven
• Doctor's advice
• What's left over
• Word with bed or head
• Catch a few Z's