AnalyzerSentence analysis3SpansSentence表情が緩む1000 character limitAnalyzeSentence表ひょう情じょうが緩ゆるむSpan Details表ひょう情じょうfacial expression; countenance; look; appearance; expressivenessnounがsubject markergrammar緩ゆるむbecome loose; slacken; relax; become less tense; let one's guard down; become lax; slacken (discipline, supervision); soften; partially melt; decrease (speed); go down slightly (market price)godan verb