く 悔いなし LinksSentence search for 悔いなしSentence search for くいなしSentence search for 悔い無しKanji details for 悔Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. no regrets; without regretsOther forms悔い無し 【くいなし】 Discussions Log in to talk about this word.