Before researching on this kind of the oral literature such as Kua^1-A^2-Cheh^4歌仔冊, some points would be clarified first. For example, it would be the relationship between the texts and the linguistic phenomena; second, the implied phenomena hiding in the texts through the time; the last would be the differences between the spaces within the texts and how to reflect the change of language. In this article, the main topic would be discussed through the diachronical point of view. The polysemy of the lexicon of Kua^1-A^2-Cheh^4歌仔冊would be explored by decomposing the lexicon. Moreover form the comparison of the variant editions, the relevant issues about the usage, the change and the competition of the lexicon would be discussed.