The language of fiction is probably not the most dynamically but still changing. These new trends in collacability are of a great interest to us. The definition of collocation is present in the text; the authors also distinguish the concepts of collocation and lexical function. This article will discuss the trends considered in synchrony and diachrony, which were highlighted on the material of John Grisham “Gray Mountain”, which is relatively new English-language material (2014), and a bit dated J. D. Salinger “Nine Stories” (1953 ) to track trends and their development in the language. 150 examples were reviewed and analyzed. 5 trends were highlighted on a given case. The authors use dictionaries, linguistic search on the Internet, the COCA (Grisham and Salinger are both from the USA). The authors conclude that the trends that have been considered are the most frequent for the language of fiction and deserve the attention of the researchers due to their productivity. The reasons why stable word combinations change: the emergence of new realities and the need for a new nomination and (which is more typical for the prose) the search for the new forms of self-expression of the writers.