deidealize
/ˌdɛɪdɪˈalaɪz/Definitions
1. verb
to make someone or something less idealistic or less enthusiastic about a particular idea or goal
“The harsh realities of the world began to deidealize the young activist’s vision for social change.”
2. verb
to strip something of its idealized or romanticized image
“The documentary deidealized the glamorous lifestyle of the celebrities, revealing the harsh realities behind the scenes.”