Typology of some Lexical Features of English and Russian Languages in the Theory of Communicative competence Summary The article deals with a small comparative grammar analysis of English and Russian languages and reveals some aspects of communicative competence in the study of these languages. It also analyzes the most effective teaching methods for developing communicative competence. In the modern world, knowledge of foreign languages is becoming vital for a person. And from this point of view, the process of proper language teaching is important. Communicative competence plays a big role in learning foreign languages. In this article, we tried to give a small description of the theory of communicative competence by comparing some lexical features of English and Russian languages. Key words: language, communicative competence, linguistic competence, language competence