欲よく心しんよくしんMeanings1noungreed; avarice; covetousnessA somewhat formal or literary term for a greedy or covetous heart. Often used in moral or religious contexts.欲よく心しんを抑おさえるのは難むずかしい。It is difficult to suppress greed.彼かれの行こう動どうは欲よく心しんから出でたものだ。His actions stemmed from avarice.