AnalyzerSentence analysis5SpansSentence彼は世事知らずだ。1000 character limitAnalyzeSentence彼かれは世せ事じ知しらずだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar世せ事じworldly affairs; ways of the worldnoun知しらずwithout knowing; unaware of; not having; aside from; not to mention; let alone; I know not whether; I know not ifnoun, noun suffix, conjunctionだ。plain copulagrammar