With the rapid development and popularization of the Internet and new media, network language has gradually become an important communication tool for daily communication. The annual top ten network buzzwords reflect the categorization of public perception of current affairs and hot topics. From the perspective of cognitive linguistics, constantly innovating network language is closely related to cognitive factors. Therefore, this article analyzes the top ten network buzzwords of 2023 from the perspective of cognitive linguistics'metaphor theory to reveal the cognitive mechanisms and social and cultural implications behind them. The research results show that the characteristics of network buzzwords are consistent with the explanations of language characteristics and cognitive mechanisms in cognitive linguistics. Cognitive linguistics provides effective theories and tools for analyzing network language.