AnalyzerSentence analysis3SpansSentence突発的な旅行1000 character limitAnalyzeSentence突とっ発ぱつ的てきな旅りょ行こうSpan Details突とっ発ぱつ的てきsudden; unexpected; unforeseenna-adjectiveなadnominal form of the copula after a na-adjectivegrammar旅りょ行こうtravel; trip; journeynoun, suru verb