stylitisms

/ˈstaɪlɪtɪzəmz/
noun
  1. Unusual or affected ways of speaking or writing that are meant to impress others.
    • The author's stylitisms made the novel feel pretentious to many readers.
    • The critic mocked the poet's stylitisms, calling them unnecessary flourishes.
    • She avoided stylitisms in her speech, preferring plain and direct language.