perversity

名词 perversity:

1. deliberate and stubborn unruliness and resistance to guidance or discipline
   同义词：contrariness, perverseness
2. deliberately deviating from what is good
   同义词：perverseness

per.ver.si.ty

n.（名词）
【复数】 per.ver.si.ties
The quality or state of being perverse.
刚愎，任性：任性的性质或行为
An instance of being perverse.
错乱：反常的实例