protagonist
Pronunciation:
/pɹəˈtæ.ɡə.nɪst//pɹoʊˈtæ.ɡə.nɪst/noun
Definitions
(authorship) The main character, or one of the main characters, in any story, such as a literary work or drama.
Antonyms:antagonistA leading person in a contest; a principal performer.
An advocate or champion of a cause or course of action.