abate uh-BAYT verb WS #1

to reduce in amount, degree, or intensity; to lessen or diminish

1. The wind died down as the storm abated.
2. The sight of his tears abated her anger.
3. After the storm passed, the wind began to abate.
4. The fever began to abate after several days of rest.
5. Efforts to control pollution are currently underway, aiming to abate environmental damage.