Daily Chinese Idiom Guessing Game
To swallow one's pride and endure humiliation silently without protest.
忍气受了气不发作；吞声不敢出声。指受了气勉强忍耐，有话不敢说出来。
元·杨显之《潇湘雨》第四折从今后忍气吞声，再不敢嚎唃痛哭。”
At work, he had to swallow his pride and nod along with the unfair criticism.