pt. of overcome.

to get the better of in a struggle or conflict; conquer; defeat

to overcome the enemy.

to prevail over (opposition, a debility, temptations, etc.); surmount

to overcome one's weaknesses.

to overpower or overwhelm in body or mind, as does liquor, a drug, exertion, or emotion

I was overcome with grief.

Archaic . to overspread or overrun.

to gain the victory; win; conquer

a plan to overcome by any means possible.