This is the 6790th most frequent Korean word.
이익에
"이익에" means "to the profit" or "to the benefit."
The word '이익에' here refers to the concept of profits or benefits, which someone is showing interest in.
이익에 관심을 갖다.
To be interested in profits.
In this sentence, '이익에' indicates a frame of adherence or compliance to benefits or profits.
이익에 반하는 행동은 안 됩니다.
Actions against the benefit are not acceptable.
Here, '이익에' signifies the association with the profits of a specific entity, contributing positively.