东明西南方言对父母的称谓具有称谓多元化和词位变体多元并存的特点 ,且存在着部分父母称谓与部分两层或三层亲属称谓及部分非亲属称谓兼用现象。本文从语用区别、语言自身发展及民俗文化三个方面解释了东明西南方言父母称谓上述特点存在的原因 Dongming Southwest dialect of the title of the parents with the title diversification and multi-lingual variants of the coexistence characteristics, and there are some parents and two or three-tier relatives and some non-relatives appellation phenomenon. This paper explains the reasons for the above characteristics of the appellation of parents in Dongming dialect, from the aspects of pragmatic difference, language self-development and folk culture