免单

免单	miǎn dān	to let a customer have (a product or service) free of charge; to waive payment; to comp
免	miǎn	to excuse sb / to exempt / to remove or dismiss from office / to avoid / to avert / to escape / to be prohibited
免	wèn	old variant of 絻
单	Shàn	surname Shan
单	chán	used in 单于
单	dān	bill / list / form / single / only / sole / odd number / CL:个