AnalyzerSentence analysis6SpansSentence忽然として霧が立ちこめた。1000 character limitAnalyzeSentence忽こつ然ぜんとして霧きりが立たちこめた。Span Details忽こつ然ぜんsuddenly; abruptly; unexpectedlytaru-adjective, adverbとしてas; in the role ofgrammar霧きりfog; mist; spray; fine dropletsnounがsubject markergrammar立たちこめhang over; shroud; envelop; fill the air-> 立ち込めるichidan verbた。past tense or completed actiongrammar