双关

双关	shuāng guān	pun / play on words
双	shuāng	variant of 双
双	Shuāng	surname Shuang
双	shuāng	two / double / pair / both / even (number)
关	Guān	surname Guan
关	guān	mountain pass / to close; to shut; to turn off / to confine; to lock (sb) up; to shut (sb in a room, a bird in a cage etc) / to concern; to involve