기분이

In a sentence

• 오늘은 기분이 좋아요.

  Today, I feel good.

  Here, '기분이' is used to describe the current emotional state of the speaker.

• 기분이 안 좋아 보여요.

  You don't seem to be in a good mood.

  In this sentence, '기분이' is used to observe or comment on another person's emotional state.

• 좋은 음악은 기분이 더 좋아지게 해요.

  Good music makes the mood better.

  Here, '기분이' is referenced in relation to how external factors, like music, influence one's mood.