Colloquiality as a concept of the history of language

Speech phenomena have long been the object of consideration in history literary language. They were interpreted as vernacular speech, since subject this branch linguistics is study ways formation language against background interaction with spoken language, which has areal and social differentiation. The need to use terms element, style disappeared due two factors: 1) researchers linked these concepts a certain abstract model general picture Ukrainian based on written sources influence folklore; 2) stylistics, colloquial (colloquial everyday) was distinguished, oral everyday territorial variants. purpose article describe relationship between functional stylistic category "vernacular" historical-linguistic concept "vernacular". Materials methods. term "eloquence" modern linguistic stylistics through methods analysis, synthesis generalization scientific theories. Conclusions. Colloquiality that unites units non-literary conversational sphere their function (nominative, emotional-expressive, socio-cultural communicative-pragmatic). appearance register or micro-context motivated by writer's artistic intention, chosen theme work, stylized communicative situations it unfolds.