This is the 788th most frequent Korean word.
마음
"마음" means "mind," "heart," or "soul," referring to emotions, thoughts, or inner feelings.
In this sentence, '마음' refers to a person's inner feelings or emotional state, which has become calm.
마음이 편안해졌어요.
I felt at ease.
Here, '마음' is used to indicate someone's character or personality, especially their generosity or magnanimity.
그는 마음이 넓은 사람입니다.
He is a person with a generous heart.
In this context, '마음' represents one's effort or emotional commitment being completely put into the activity.