根こん性じょう悪わる

noun, na-adjective

ill-natured; twisted; mean-spirited

Describes a fundamentally nasty or malicious disposition. Often used for someone who is habitually unkind or enjoys being difficult.

• あの人ひとは根こん性じょう悪わるだから、あまり関かかわらないほうがいい。

  That person is ill-natured, so it's better not to get too involved.

• 根こん性じょう悪わるな言いい方かたをしないでください。

  Please don't say such mean-spirited things.

noun

ill-natured person; twisted person

Refers to a person with a fundamentally nasty character. Can be used as a label for someone who is habitually mean or malicious.

• 彼かれは根こん性じょう悪わるだから、誰だれも近ちかづきたがらない。

  He's such an ill-natured person that nobody wants to go near him.