willful

adjective
1
done deliberately, although the person doing it knows that it is wrong
عمدی, عامدانه, خودسر, خودسرانه
2
determined to do what you want; not caring about what other people want
سرکش, خودسر, لجباز, خودرای, سرسخت, یکدنده
a willful child
synonym headstrong