男单

男单	nán dān	men's singles (in tennis, badminton etc)
男	nán	(bound form) male / baron, the lowest of the five ranks of nobility 五等爵位
单	Shàn	surname Shan
单	chán	used in 单于
单	dān	bill / list / form / single / only / sole / odd number / CL:个