ADJ-GRADED [usually ADJ n]任性的;不易管教的;难以捉摸的 If you describe a person or their behaviour as wayward, you mean that they behave in a selfish, bad, or unpredictable way, and are difficult to control. 任性的;不易管教的;难以捉摸的
...wayward children with a history of severe emotional problems.