阻 止 zǔ zhǐ to prevent / to block 阻 碍 zǔ ài to obstruct / to hinder / to block / obstruction / hindrance 墙 wall (CL:面[mian4],堵[du3]) / (slang) to block (a website) (usu. in the passive: 被牆|被墙[bei4 qiang2]) 屏 蔽 píng bì to screen / to block (sth or sb) / to shield / (protective) shield 封 杀 fēng shā to shut out / to block / to smother 阻 塞 zǔ sè to block / to clog 遮 住 zhē zhù to cover (up) / to block / to obstruct / to shade 阻 断 zǔ duàn to block / to obstruct / to intercept / to interdict 拦 阻 lán zǔ to block / to obstruct 堵 死 dǔ sǐ to block (a road) / to plug (a hole) / to stop up 充 塞 chōng sè congestion / to block / to congest / to crowd / to choke / to cram / to fill up / to stuff / to take up all the space 拦 网 lán wǎng to intercept at the net (volleyball, tennis etc) / to block 封 禁 fēng jìn to ban (narcotics, a movie etc) / to block (a road etc) / (Internet) to block (a user) 梗 塞 gěng sè to clog / to block / to obstruct 阻 绝 zǔ jué to block / to obstruct / to clog 卡 to stop / to block / (computing) (coll.) slow / (loanword) card / CL:張|张[zhang1],片[pian4] / truck (from "car") / calorie (abbr. for 卡路里[ka3 lu4 li3]) / cassette 卡 to block / to be stuck / to be wedged / customs station / a clip / a fastener / a checkpost / Taiwan pr. [ka3] 塞 (bound form) to block / to obstruct 阻 to hinder / to block / to obstruct 障 to block / to hinder / to obstruct 碍 to hinder / to obstruct / to block 梗 branch / stem / stalk / CL:根[gen1] / to block / to hinder / (neologism that evolved from 哏[gen2], initially in Taiwan, during the first decade of the 21st century) memorable creative idea (joke, catchphrase, meme, neologism, witty remark etc) / prominent feature of a creative work (punchline of a joke, trope in a drama, special ingredient in a dish, riff in a pop song etc) 阏 to block / to restrain / to control 楦 to block (a hat) / to stretch (a shoe) 堙 variant of 堙[yin1] / to block 力 阻 lì zǔ to block / to prevent by force 杜 塞 dù sè to stop / to block 格 挡 gé dǎng to parry / to fend off / to block (a blow) 
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