Destroy

verb

1. To damage beyond use or repair.

   "Hooligans destroy unprovoked."

2. To neutralize, undo a property or condition.

   "Smoking destroys the natural subtlety of the palate."

3. To put down or euthanize.

   "Destroying a rabid dog is required by law."

4. To severely disrupt the well-being of (a person); ruin.

   "Her divorce destroyed her; she had a nervous breakdown and was severely depressed for more than a year."

5. To defeat soundly.