<p><strong>Noun</strong></p><ul><li>the state of being mad; insanity.</li><li>senseless folly: It is sheer madness to speak as you do.</li><li>frenzy; rage.</li><li>intense excitement or enthusiasm.</li></ul><p><strong>Synonyms</strong></p><ul><li>ado</li><li>commotion</li><li>perturbation</li></ul><p><strong>Antonyms</strong></p><ul><li>serenity</li></ul>