perversity
noun /pəˈvɜːsəti/
/pərˈvɜːrsəti/
[uncountable]- deliberate determination to behave in a way that most people think is wrong, unacceptable or unreasonable
执拗的；任性的；不通情理的 - He refused to attend out of sheer perversity.
他拒不出席，纯属任性固执。
- He refused to attend out of sheer perversity.