1. Interpret as a myth or in terms of mythology
   "mythicise the ancient stories";
   - mythicize, mythify
    
2. Make into a myth
   "Time has mythicised the events of that era";
   - mythologize, mythologise [Brit], mythicize, mythify

Derived forms: mythicised, mythicises, mythicising

Type of: alter, change, construe, interpret, modify, see

Antonym: demythologise [Brit]