Discrimination in Diminutive and Augmentative of Suffix“zi”and“er”

This paper focuses on the difference in diminutive function of suffix zi and er,suggests that both suffix zi and er have diminutive function,but they embody the function in different fields;the suffix zi performs diminutive function in the same semantic field and the suffix er in the same class and that the suffix zi also has augmentative function,that is the result of comparison with the suffix er.