According generation theory; the persons who born and growing in the same period is expected to show the same behavior characteristics. Technological,economic, potical and social changes are the main reasons for the generations. Every genaration creates its own fashion , creates its own life style, determines its priority, tries to follow technological developments of the period, needs to adopt to its age groups. All these development cause to rise the new words of that generations. These new words used by the Z generation born after 2000 and unique neologisms. The aim of our study is to answer the following problems releated to the neologisms used by young people between the age of 14-18: Which neologisms (new words) are used by young people in social media? In which age groups are these new words used and how often do they used? What are the structural conditional of these new detected words? Are there diffrences in terms of frequency and form among girls and boys in use of neologisms? As a method: samples were selected randomly as a total of 100 students and half of them were girls, half of them boys. social tools such as Facebook, Twitter, whatsapp the neology used in the students’ speeches were determined. These words were surveyed and presented as a questionnare to 100 students, were asked questions about their preferences.In the conclusion section according to the implications solution suggestions that can be used in educational institutions are presented.