AnalyzerSentence analysis2SpansSentence急成長期1000 character limitAnalyzeSentence急きゅう成せい長ちょう期きSpan Details急きゅうsudden; abrupt; unexpected; urgent; pressing; steep; sharp; precipitous; rapid; swift; fast; emergency; crisis; danger; urgency; haste; hurrying; end of a song (in gagaku or noh)na-adjective, noun成せい長ちょう期きgrowth period; growing seasonnoun