이

i

Explanation

1. i
A postpositional particle referring to a subject under a certain state or situation, or the agent of an action.

2. i
A postpositional particle referring to the subject that is to be changed, or the subject that one denies.

3. i
A postpositional particle used to emphasize the preceding statement.

Examples
오늘 밤은 달이 참 밝다
나는 신이 있다고 믿는다
학교 앞에 벚꽃이 예쁘게 피었더라

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