wayward

/ˈweɪ.wɚd/

形容词

（尤指某人的行为）反复无常的，任性的，难以管束的
The wayward teenager constantly pushed the boundaries, refusing to obey any rules set by his parents.
这个任性的十几岁青少年一直挑战规矩，拒绝遵守父母设定的任何规定。