Its main function is formbuilding and distincting ,and it can be the phrase tail of noun,adjective,verb,numeral etc. , constitute some new phrase languages or give the phrase language the new meaning.

它的主要功能是构词别义,可以做名词,形容词,动词,数量词等等的词尾,构成一些新的词语或者赋予已有词语新的意义。