一字师
      Explanation: Word of the misunderstanding that the revised, can serve as a teacher. Also means the replacement of one poem, the word teacher.
      Source: Five king will treasure "The Corrections discussed ways for" Lee Sang-time set "Autumn", Shu Sun Duo of Duo "should be read Edict slightly cut," Lee mistaken for Edict sundial cut ", Xiaoli words, public Large ashamed, small life Officials subject to the north of the ceremony, Hao Yue 'word division'. "
      Examples: Sister is really '~' a! Since then only call you Master, do not call a sister. ★ Cao Xueqin, "Dream of Red Mansions," the 18th back