To reduce.
To cause to fall down, e.g. in an accident.
To make something, especially something flying, fall to the ground, usually by firing a weapon of some kind.
To make someone feel bad emotionally.
To make a ruler lose their position of power.
To cause an opponent to fall after a tackle.
To humble.
To disrupt or unseat; to remove from a position.
To forcibly remove from a horse.