Abstract:"Emphasized compound words" is a linguistic noun with high generality.the emphasized compound words ancient and modern Chinese have been inherited and developed.also,there are many differences in the positioning of morpheme with the stress of the meaning laid either on the first morpheme or on the second,the degree of dependence on context,the solidity of morpheme,the use of language and so on.by comparative analysis,we can improve our ability of handling and using a language.