To drive forward; to propel an object, to provide an impetus for motion or action.
To urge a person; to press on; to incite to action or motion via intrinsic motivation.
To keep delaying; to continue to hinder; to prevent from progressing.
To put off; to postpone.
To decelerate; to slow down.
Retardation; delay.
A slowing down of the tempo; a ritardando.
A person or being who is extremely stupid or slow to learn.