Related Clues:

• Silently shows agreement
• Day breaks
• Starts to fall asleep
• Fabric features
• Becomes careless
• Fatigue fighters
• Silently accedes
• Kindergarten time-outs
• Agrees quietly
• Short sleeps
• Gives a signal
• Tots' time-outs
• Reacts to a long speech, maybe
• OKs you can't hear
• Takes a break, in a way