訴える
うったえる · uttaeru · JLPT N3 · verb-ichidan
to complain
⚖️ 訴 = 言 words + 斥 push back: words that push back = complain, appeal, sue
The left side 言 means speech, and the right side 斥 means to reject or repel. So you speak up against something: you complain, appeal to someone, or go as far as suing them in court.