Cognitive semantics has paid a great deal of attention to the study of metaphor. In fact, metaphor is seen as a suitable tool for recognizing the manner of thinking and linguistic behaviors. In this approach, metaphor is one of the important tools for transmitting experience and mental concepts. In other words, in cognitive linguistics, a new meaning is bestowed upon metaphor. Therefore, metaphor refers to any understanding or expressing abstract concepts in terms of the concrete domains. The present article compared the metaphors related to the word "wisdom" in the poems of the two Khorasanian rational poets, Ferdowsi and Naser Khosrou. The aim of this article was to contemplate the place and value of wisdom in the works of these two rational poets. In order to do so, the lexical item “wisdom” was identified and extracted from the poems and then categorized based on the similarity of usage found in the poems.

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