Defile
Definition 1 of 3
Pro Tip 1/3
Moral Implications
Using 'defile' suggests a strong moral judgment about the action. The company's illegal dumping has defiled the once pristine lake.
Pro Tip 2/3
Gravity of Action
'Defile' indicates an action that seriously harms purity or cleanliness. The graffiti artist defiled the monument with vulgar images.
Pro Tip 3/3
Not Physical Only
While often physical, 'defile' can refer to intangible things like honor or air quality. The politician's lies defiled the dignity of the office.