恩おん知しらずConjugationsTop 25000MeaningsNo-adjectiveNa-adjectiveNoun1. ungratefulKanji used恩debt of gratitude知knowPitch accentおんしらずComposed of恩おんfavour; favor; obligation; debt of gratitude; kindness; benevolenceNoun知しらずnot having; unaffected by; aside; I don't know about ...Suffix