This is the 6494th most frequent Korean word.
역할
"Role" or "function."
역할 is used here to denote a character or a part someone plays in a drama or role-playing environment.
그는 극에서 중요한 역할을 맡았다.
He took on an important role in the play.
역할 is used to signify a functional position or part that has a vital purpose in a system or scenario.
그 프로그램에서 인공지능은 핵심적인 역할을 한다.
Artificial intelligence plays a central role in that program.
역할 represents the impact or contribution of something towards achieving a certain result or condition.