Homophones refer to words with the same or similar pronunciation. People often use homophony or similar pronunciation of Chinese characters to replace the original words with homophony to form figures of speech, which usually appear in riddles and ancient poems.

Homophonic words have the characteristics of arbitrariness, motivation, tendency and derivation in their formation and development. According to its writing form, it can be divided into four categories: Chinese homophones, foreign homophones, digital homophones and mixed homophones.

Homophones refer to words with the same or similar pronunciation. People often use homophony or similar pronunciation of Chinese characters to replace the original words with homophony to form figures of speech, which usually appear in riddles and ancient poems.