AnalyzerSentence analysis5SpansSentence不安で心臓がどきつく。1000 character limitAnalyzeSentence不ふ安あんで心しん臓ぞうがどきつく。Span Details不ふ安あんanxiety; uneasiness; worry; insecuritynoun, na-adjectiveでcontinuative form of the copulagrammar心しん臓ぞうheart (organ); guts; nerve; cheek; gall; heart (of something); central partnounがsubject markergrammarどきつく。palpitate; pound; throbgodan verb