Related Clues:

• Having impaired walking ability
• Not at all clever
• Pokémon move that fails if the attacker is not asleep
• Something boring, so to speak
• Type of duck or excuse
• Sound from a La-Z-Boy, perhaps
• Weak, as excuses go
• Vibrating night sound
• Borefest
• 'You're going home at 9:00??'
• Need somnoplasty, perhaps
• Make a noise in bed
• [Bo-o-oring!]
• Blocked airway result, sometimes
• Make lumber aslumber