| 障碍 | zhàng ài | barrier; obstruction; hindrance; impediment; obstacle | |
| 阻碍 | zǔ ài | to obstruct; to hinder; to block; obstruction; hindrance | |
| 妨碍 | fáng ài | to hinder; to obstruct | |
| 障碍物 | zhàng ài wù | obstacle; hindrance | |
| 碍事 | ài shì | (usu used in the negative) to be of importance or to matter; to be in the way; to be a hindrance |
