Beat is a synonym of assault.
As nouns the difference between assault and beat
is that
assault is a violent onset or attack with physical means, as blows, weapons, etc.; an onslaught; the rush or charge of an attacking force; onset; as, to make assault upon a man, a house, or a town while
beat is a stroke; a blow.
As verbs the difference between assault and beat
is that
assault is to attack, threaten or harass while
beat is to hit; to knock; to pound; to strike.
As an adjective beat is
exhausted.