To cause some scheduled event to happen earlier.
To move or act in a quick fashion.
To make someone speed up or make something happen quicker.
To put off; to postpone.
To decelerate; to slow down.
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.