In traditional cultural customs, the phenomenon of homophony is a psychological association that seeks good luck and avoids disaster; in daily usage, the phenomenon of homophony is an interesting and creative psychological association. The author is based on his curiosity and preference for homophony, plus his knowledge of Chinese idioms. Due to the profound psychological thinking process, I chose to use Chinese Xiehouyu as corpus to analyze the homophony and explore the creation and interpretation process of homophonic Xiehouyu. Xiehouyu is a unique language style that is widely loved by the public. It is playful and humorous. If used skillfully in verbal conversations or article writing, listeners or readers can seek depth in implicitness. The understanding of the words will lead to endless fun and make people laugh, especially the homophonic idioms. Coupled with the transformation of homophonic words, people can’t help but admire the wonderful use of language and the variety of vocabulary. Therefore, in the use of Chinese idioms, the homophone phenomenon is a psychological association full of interest and humor. “Xiehouyu” is a unique language vocabulary that is widely loved by the public. Especially if the “homophony” is used to create Xiehouyu, it can add a lot of fun and humor. Xiehouyu is a linguistic expression created by the general public in different time and space backgrounds. Therefore, there are many dialect languages. This article takes the homophonic Xiehouyu created by the “Guoyu (Mandarin)” phonetic system as the research object. From the creator Three aspects, language itself and receiver, are used to explore the Chinese homophonic idioms more comprehensively. Teaching should focus on practicality and allow students to expand their language skills and use of vocabulary, rather than just teaching materials in textbooks. Therefore, these homophonic phenomena in life should be shared with students and lead children to appreciate the creativity of language. , experience the fun and mystery, and over time, they may also be able to have amazing language creativity.