Related Clues:

• Grabs a few winks
• Afternoon refreshers
• Approves quietly
• Nonverbal approvals
• Short breaks, of a sort
• They're taken in hammocks
• Shows signs of wanting to nap
• Drops off, maybe
• Takes forty winks
• Go-ahead signals
• Brief downtimes
• Short slumbers
• Greets silently
• Head-moving assents
• Affirmative motions