AnalyzerSentence analysis2SpansSentence空しさ1000 character limitAnalyzeSentence空むなしさSpan Details空むなしempty; void; hollow; vain; futile; fruitless; lifeless; empty of life-> 虚しいi-adjectiveさ-ness; degree; state or quality; assertive sentence-ending particle; come now; come onsuffix, particle, interjection