れいこく 冷酷 Common word JLPT N1 Wanikani level 54 LinksSentence search for 冷酷Sentence search for れいこくKanji details for 冷 and 酷Edit in JMdict Na-adjective (keiyodoshi), Noun1. cruelty; coldheartedness; relentless; ruthless Discussions Log in to talk about this word.