AnalyzerSentence analysis3SpansSentence不安そうに1000 character limitAnalyzeSentence不ふ安あんそうにSpan Details不ふ安あんanxiety; uneasiness; worry; insecuritynoun, na-adjectiveそうseems; looks like; appearsauxiliary, na-adjectiveにadverbial form after a na-adjectivegrammar