This is the 3583rd most frequent Korean word.
밝혀야
"밝혀야" means "must reveal" or "must clarify."
Here, '밝혀야' is used to imply the action of clarifying or elucidating a cause in order to address an issue.
문제를 해결하려면 원인을 밝혀야 합니다.
To solve the problem, we need to clarify the cause.
In this sentence, '밝혀야' indicates determining or identifying responsibility clearly.
책임 소재를 밝혀야 믿고 진행할 수 있습니다.
We need to clarify responsibility to proceed with trust.
Here, '밝혀야' conveys the need to discern the correct option for decision-making.