superstar
🇺🇸
/ˈsuːpərstɑːr/
🇬🇧
/ˈsuːpəstɑː(r)/
A person who is very famous and successful in their field, like acting, singing, or sports.
After winning the competition, she became a superstar overnight.
大会で優勝した後、彼女は一晩でスーパースターになりました。