きんべん 勤勉 Common word JLPT N1 LinksSentence search for 勤勉Sentence search for きんべんKanji details for 勤 and 勉Edit in JMdict Na-adjective (keiyodoshi), Noun1. diligent; hard-working; industriousAntonym: 怠惰 Discussions Log in to talk about this word.