一不同的事物用相同的词语指称 ,是异物同词 ;不同的词语指称相同的事物 ,是同物异词。异物同词和同物异词 ,两者都牵涉到词语构成的理据 ;构词理据的形成有多种因素 ,语言社团的认知是其中的重要因素。因此 ,对这些现象的研究需要考虑认知的因素 ,而且也可以从研究中发现一些 A different thing is referred to by the same word, which is a foreign body with the same word; different words refer to the same thing, are the same thing. Both foreign words and synonyms are involved in the formation of the word motivation; the formation of motivation for a variety of factors, the recognition of the language community is one of the important factors. Therefore, the study of these phenomena need to consider the cognitive factors, but also can be found from the study