na-adjective, noun
displeasure; bad mood; pique
Refers to someone's displeasure or ill humor, often in formal or literary contexts. Commonly used in the phrase 不興を買う (to incur someone's displeasure).
彼の失礼な態度が上司の不興を買った。
His rude attitude incurred his boss's displeasure.
不興な顔つきで部屋を出て行った。
He left the room with a displeased look on his face.