characterization
/ˌkerɪktərəˈzeɪʃən/ /Brit ˌkærɪktəˌraɪˈzeɪʃən/
noun
plural -tions
somewhat formal :the act of describing the character or qualities of someone or something [count]
the way a writer makes a person in a story, book, play, movie, or television show seem like a real person [count]