| 碍 | ài | to hinder; to obstruct; to block |
| 阻碍 | zǔ ài | to obstruct; to hinder; to block |
| 障碍 | zhàng ài | barrier; obstruction; hindrance; impediment; obstacle |
| 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 |
| 妨碍球 | fáng ài qiú | stymie (golf) |
| 挂碍 | guà ài | worry |
| 文化障碍 | wén huà zhàng ài | cultural barrier |
| 智能障碍 | zhì néng zhàng ài | intellectual disability; cognitive disability; learning disability; mental retardation |
| 水障碍 | shuǐ zhàng ài | water hazard (golf) |
| 深层阅读障碍 | shēn céng yuè dú zhàng ài | deep dyslexia |
| 无碍 | wú ài | without inconvenience; unimpeded; unhindered; unobstructed; unfettered; unhampered |
| 碍口 | ài kǒu | to shy to speak out; tongue-tied; to hesitate; too embarrassing for words |
| 碍口识羞 | ài kǒu shí xiū | tongue-tied for fear of embarrassment (idiom) |
| 碍手碍脚 | ài shǒu ài jiǎo | to be in the way; to be a hindrance |
| 碍眼 | ài yǎn | to be offending to the eye; an eye-sore; in the way |
| 碍难 | ài nán | inconvenient; difficult for some reason; to find sth embarrassing |
| 碍难从命 | ài nán cōng mìng | difficult to obey orders (idiom); much to my embarrassment, I am unable to comply |
| 碍面子 | ài miàn zi | (not do sth) for fear of offending sb |
| 语言障碍 | yǔ yán zhàng ài | language barrier; speech impediment |
| 身心障碍 | shēn xīn zhàng ài | disability |
| 违碍 | wéi ài | taboo; prohibition |
| 阅读障碍 | yuè dú zhàng ài | dyslexia |
| 障碍性贫血 | zhàng ài xìng pín xuè | aplastic anemia (med.) |
| 障碍滑雪 | zhàng ài huá xuě | to slalom; slalom |
