yuàn hèn
resentment
The Chinese word '怨恨' (yuàn hèn) is used to describe a feeling of anger or displeasure that arises when someone feels wronged or treated unfairly. It can refer to negative emotions towards a person or situation, and is often associated with a sense of injustice. In conversations, it is common to use this term to express feelings of disappointment or lingering bitterness.