overact
🇺🇸
/ˌəʊvərˈækt/
🇬🇧
/ˌəʊvərˈækt/
to perform or react in an exaggerated way
He overacted his surprise when he saw the cake.
그는 케이크를 보았을 때 놀라움을 과장해서 표현했다.