wannabe

/ˈwɑnəbi/
adjective
  1. Trying or pretending to be like someone or something, especially in a way that is not convincing.
    • He wore a wannabe designer jacket that looked cheap.
    • The movie is full of wannabe heroes who never save the day.
    • She gave a wannabe smile that didn't hide her boredom.
Antonyms
noun
  1. A person who tries to be like someone else or to be part of a group, often without success.
    • She called him a wannabe because he copied her style.
    • The club was full of wannabes trying to look famous.
    • He's a wannabe rock star who practices guitar all day.