こんじょう 根性なし LinksSentence search for 根性なしSentence search for こんじょうなしSentence search for 根性無しKanji details for 根 and 性Edit in JMdict Noun, Na-adjective (keiyodoshi)1. coward; gutless person; sissy; weakling; loser; milquetoast; good-for-nothingOther forms根性無し 【こんじょうなし】 Discussions Log in to talk about this word.