Possible Clues:

• Feign sleep
• Pretend to be asleep
• Fake it, in a way
• *Pretend to be asleep
• Extraordinarily plump, say, so give lifeless performance
• Feign ignorance as soup's spilled in my lap carelessly
• Feign death in tree, so a spy gets confused
• *Fake one's demise
• To fake death in asylum, Pop's mad
• Feign unawareness