This is the 1997th most frequent Korean word.
밝혀
"밝혀" means "revealed" or "made clear."
In this sentence, '밝혀' is used as part of '밝혀지다', meaning 'to be revealed'. It indicates that the truth has come to light.
그 사건의 진실이 드디어 밝혀졌다.
The truth of the matter has finally been revealed.
Here, '밝혀' is used as part of '밝혀내다', which means 'to discover' or 'to bring to light'. It conveys the act of uncovering or elucidating information.
그 과학자는 새로운 이론을 밝혀냈다.
The scientist discovered a new theory.
In this case, '밝혀' is related to '밝히다', meaning 'to reveal' or 'to disclose'. It describes the decision to intentionally reveal one's identity.