This article is devoted to the analysis of the speech act of disagreement and the ways of its expression in the Russian language. The relevance of this study is due to the increasing role of the study of speech acts of disagreement in the communication process and the necessity and importance of the study of means of implementation. Students studying a foreign language acquire a broad theoretical knowledge of the foreign language, but in practice they face many difficulties. In communication interference occurs. Interference inhibits the assimilation of a foreign language. In order to overcome the interference in learning a second language, it is necessary to pay attention to the pragmatic aspects of the language. This study shows that there are different direct and indirect ways of expressing disagreement.