The relationship between literature and language is very deep and wide because both of them need the help of eachthe other to expressingexpress anything clear in accordance with their works and functions . Literature is a writingwritten work of anything like drama, poetry, prose etc. On the other hand, language is a vehicle by which social communication as well as other directions of communication are done. Though literature is a sense of imagination, it needs a language formation. In a word, literature cannot be accomplished without using the proper side of language and so language backs up literature to write itsit's experience and feelings. So, their relationship is in climax and which are; so closedclose to each other and mutual. On the contrayother hand, language sometimes is formed by literature because if there is a good direction of literature in the language, the language will be so smooth and clear toyou hear atit all. Without the applying application of good literature in the language, the language remains in dull and useless at every step. So, literature makes a language pure and straight and thus their relationship is applicable at allcritical.