同素异序词是指语素相同、顺序颠倒的一组词,又叫“同素逆序词”“同素反序词”“同素倒序词”。同素异序词自古就有,是古汉语里常见的一种词汇现象。明清之间西周生所撰长篇白话小说《醒世姻缘传》同素异序词数量繁多,并颇有特色,是研究明清同素异序词的重要材料。本文拟对该书同素异序词进行比较全面的考察,并通过与现代汉语的比较,分析其演变情况。 Allomorphism refers to the same morpheme, a sequence of reversed order, also known as “same prime reverse order ” “same prime anti-order ” “same descending order ”. Allocations have been ancient since ancient times, is a common vocabulary in ancient Chinese phenomenon. Ming and Qing Dynasties Xi Zhousheng by the director of vernacular novels “Awakening Marriage Biography” with a large number of allodematches, and quite distinctive, is the study of Ming and Qing alliances of important material. This article intends to make a comparative study on the same-descriptive word of this book and to analyze its evolution through comparison with modern Chinese.