Wei Collection, Middle Volume. Radical: Silk (mì). Kangxi stroke count: 15. Page 944, Entry 25. Pronounced xu. According to the Shuowen Jiezi, it refers to the beginning of a thread or a clue. It also means work or career. As cited in the Commentary on the Book of Documents (Shujing), specifically the Song of the Five Sons, it refers to the abandonment or loss of one's enterprise. In the Book of Odes (Shijing), specifically the Eulogies of Lu, it refers to inheriting the enterprises of the Great King. In the Rites of Zhou (Zhouli), under the Offices of Heaven, it refers to the assessment of their achievements; the commentary notes that it refers to aspirations and careers. It also means to investigate or seek out. According to the Records of the Grand Historian (Shiji), Biography of Chancellor Zhang, when Zhang Cang served as the Minister of Finance, he sought to rectify the calendar; the commentary notes that it means to search or investigate. It also means remnants or leftovers. According to the Zhuangzi, in the section on Yielding the Throne, it refers to using those remnants to govern the state; the commentary on pronunciation notes that it means residue or things remaining. In the Chu Songs (Chuci), specifically the Nine Chapters, it refers to the remaining winds of autumn and winter; the commentary notes that it means residue. According to the Jiyun, it is also pronounced she, meaning residue. This is the interpretation provided by Xu Miao. Verification: In the Book of Documents, Song of the Five Sons, the original text contains the phrase then he had ruined his career. Note that the characters for then and have belong to the previous passage, and the phrase royal house forms a complete sentence; they cannot be quoted together, so they are omitted here.