This article reviews the definitions given to dysphemism in French linguistics, the contrast of dysphemism to euphemism as a stylistic tool, and the opposite of its function. It is emphasized that the concept of dysphemism is close to the concept of dysphemism by the limitation of slang and vulgarism, and the fact that slang and vulgarisms are used to express anger, negative evaluation and attitude. The five most common lexical-semantic categories of dysphemism are also discussed.