阻挡

阻挡	zǔ dǎng	to stop / to resist / to obstruct
阻	zǔ	to hinder / to block / to obstruct
挡	dǎng	to resist / to obstruct / to hinder / to keep off / to block (a blow) / to get in the way of / cover / gear (e.g. in a car's transmission)
挡	dàng	to arrange / to put in order
挡	dǎng	variant of 挡