根こん性じょう曲まがり

noun which may take the genitive case particle 'no'

warped; villainous; perverse

Describes a person whose fundamental nature is twisted, mean-spirited, or morally crooked. Often used as a strong character judgment. Related to the phrase 根性が曲がる.

See also: 根性が曲がる (こんじょうがまがる)

• あの根こん性じょう曲まがりの上じょう司しは、部ぶ下かの失しっ敗ぱいをいつも喜よろこんでいる。

  That warped boss always takes pleasure in his subordinates' mistakes.

• 彼かれは根こん性じょう曲まがりだから、素す直なおに謝あやまることができない。

  He's so perverse that he can't apologize honestly.