AnalyzerSentence analysis3SpansSentenceなんでだよ!1000 character limitAnalyzeSentenceなんでだよ!Span Detailsなんでwhy?; what for?; how?; by what means?-> 何でadverbだbe; isauxiliary verb, auxiliary, copulaよ!emphatic sentence-ending markergrammarReport an issue with this page