This is the 9425th most frequent Korean word.
결정하기
"Deciding" or "making a decision."
The phrase '결정하기 위해'(to make a decision) illustrates the usage of '결정하기' as a noun form of the verb 결정하다 (to decide), implying the act of decidin.
어떤 대학교에 입학할지 곧 결정하기 위해 고민 중이에요.
I am deliberating to make a decision soon on which university to enroll in.
Here, '결정하기 전에'(before deciding) employs '결정하기' to express the process preceding a decision being made and is followed by an action.
그는 새로운 직업을 결정하기 전에 많은 정보를 조사했습니다.
Before deciding on a new job, he researched a lot of information.
In this context, '결정하기가'(the act of making a decision) is used to indicate difficulty in reaching a decision.