Textually Researching the Types of Synonym in Shuo Wen Duan Zhu
《说文段注》''义同''字类型论考

There are 128 terms such as "some word having the same meaning as another" in Duan Zhu according to statistics, that is to say, Duan Zhu has 128 groups of synonym. Generally speaking, some experts look at them as absolute synonyms .The auther of this paper doesn't think they are all right as a result of textually research. Some of them are words making use of other words, ancient writings having modern writings, and variants; there are a few words having similar and interrelated meanigns. This paper clears up a misunderstanding of the types of synonym in Duan Zhu. The author's viewpoints are conducive to the correct understanding of content of Duan Zhu.