repel
US /rɪˈpel/
UK /rɪˈpel/

1.
drive or force (an attack or attacker) back or away
:
•
The army successfully repelled the enemy attack.
•
The new insect spray is designed to repel mosquitoes.
2.
3.
(of a substance) be impervious to (another substance)
:
•
This fabric is treated to repel water.
•
Oil and water repel each other.