Chinese words ending with 牍 (dú) 牍 dictionary entry 7 words. 简(jiǎn)牍(dú) bamboo and wooden slips 文(wén)牍(dú) paperwork 连(lián)篇(piān)累(lěi)牍(dú) long and tedious 案(àn)牍(dú) official documents or correspondence 尺(chǐ)牍(dú) written message 书(shū)牍(dú) letter 长(cháng)篇(piān)累(lěi)牍(dú) very lengthy