AnalyzerSentence analysis3SpansSentence愕然とさせる1000 character limitAnalyzeSentence愕がく然ぜんとさせるSpan Details愕がく然ぜんastonished; shocked; amazed; astounded; aghasttaru-adjective, adverbとquotation, conditional, companion, or and markergrammarさせるcausative auxiliary-> せる/させるgrammar