AnalyzerSentence analysis6SpansSentenceどくん、どくんと胸が高鳴る。1000 character limitAnalyzeSentenceどくん、どくんと胸むねが高たか鳴なる。Span Detailsどくん、heavy heartbeat; thumping; poundingadverb, nounどくんheavy heartbeat; thumping; poundingadverb, nounReport an issue with this page