This is the 2982nd most frequent Korean word.
친
The Korean word "친" means "close," "friendly," or refers to "blood-related" (as a prefix).
Here, '친하다' means 'to be close,' indicating familiarity or a good relationship between individuals.
나는 내 친구와 친하다.
I am close to my friend.
In this context, '친' is part of the word '친절하다,' which means 'kind' or 'considerate,' and it reflects a warm or positive quality.
그 사람은 매우 친절하다.
That person is very kind.
Here, '친밀한' means 'intimate' or 'close,' describing the depth of the relationship being discussed.