乖僻,墮落,剛愎
Perversity \Per*ver"si*ty\, n. [L. perversitas: cf. F. perversit['e].] The quality or state of being perverse; perverseness.
perversity n 1: deliberate unruliness [syn: {contrariness}, {perverseness}] 2: deliberately deviating from what is good