AnalyzerSentence analysis4SpansSentence勢いが衰えた。1000 character limitAnalyzeSentence勢いきおいが衰おとろえた。Span Details勢いきおいforce; vigor; energy; power; influence; authority; momentum; impetus; impulse; inevitably; naturally; necessarilynoun, adverbがsubject markergrammar衰おとろえweaken; decline; waste away-> 衰えるichidan verbた。past tense or completed actiongrammar
