悪あく才さいあくさいMeanings1noungenius for evil; wicked talentRare literary noun describing a person's exceptional ability for wrongdoing or malicious schemes.彼かれは悪あく才さいに長たけた策さく略りゃく家かとして歴れき史しに名なを残のこした。He went down in history as a schemer with a genius for evil.