willful

adj.

任性的；固执的；故意的；存心的

willful misconduct 故意的不良行为 条约法律；渎职

1. Yes, I've often been the willful child.
   因为我常常表现得和那个任性的孩子一样。
2. A willful beast must go his own way.
   任性的野兽一定会坚持走自已的路。

Willful Virgin: Essays in Feminism
No Longer Willful, Gaia Becomes Respectable
Willful modulation of brain activity in disorders of consciousness.
Positive youth development, willful adolescents, and mentoring
Driving Vengeance and Willful Violations: Clustering of Problem Driving Attitudes
The Will of the Brain: Cerebral Correlates of Willful Acts
The Will of the Brain: Cerebral Correlates of Willful Acts
Price as a Stimulus to Think: The Case for Willful Overpricing
Online Appendix for : Willful modulation of brain activity in disorders of consciousness
Relational Knowing and Epistemic Injustice: Toward a Theory of Willful Hermeneutical Ignorance