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 decelerate; to slow down.
To put off; to postpone.
To keep delaying; to continue to hinder; to prevent from progressing.
Retardation; delay.
A slowing down of the tempo; a ritardando.
A person or being who is extremely stupid or slow to learn.