1. Make into fiction
   "The writer fictionalized the lives of his parents in his latest novel";
   - fictionalise [Brit], retell
    
2. Convert into the form or the style of a novel
   "The author fictionalized the historical event";
   - novelize, novelise [Brit], fictionalise [Brit]

Derived forms: fictionalized, fictionalizes, fictionalizing

Type of: convert, recreate, re-create