Nowadays all we know is that the English language is rapidly spreading all over the world. However, all the learners of English come across some problems like using lexical competence in context. So, the present research work is carried out in a methodology of teaching English as a foreign language to provide an actual strategy and method of teaching for the efficacy of lexical competence through phraseology, phrases, and idioms. The essential focus of the article is to investigate the problem of teaching phraseology, phrases, and idioms.