<p><strong>Noun</strong></p><ul><li>a calamitous event, especially one occurring suddenly and causing great loss of life, damage, or hardship, as a flood, airplane crash, or business failure.</li></ul><p><strong>Synonyms</strong></p><ul><li>affliction,</li><li>adversity,</li><li>reverse,</li><li>blow,</li><li>accident,</li><li>mishap,</li><li>misadventure,</li><li>misfortune,</li><li>mischance.</li></ul><p><strong>End of Response</strong></p>