大碍

大碍	dà ài	(usually used in the negative) major issue / serious problem / big deal
大	dà	big; large; great / older (than another person) / eldest (as in 大姐) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)
大	dài	see 大夫
碍	ài	to hinder / to obstruct / to block