许可

许可	xǔ kě	to allow / to permit
许	Xǔ	surname Xu
许	xǔ	to allow / to permit / to promise / to praise / somewhat / perhaps
可	kě	(prefix) can; may; able to; -able / to approve; to permit / to suit / (particle used for emphasis) certainly; very / but; however
可	kè	used in 可汗