undutiful children忤逆
undutiful l未尽职的
incompliant indocile insubordinate unconformable undutiful不顺从的
ADJ（形容词） If you say that someone is undutiful, you mean that they do not show respect or behave as they are expected to. 不恭敬的; 不本分的 [正式][表不满]
They were looking into the King's coach in a most undutiful manner.
他们极其没有礼貌地向那位国王的车厢里观望。