To collapse inward or downward.
To relent; to grant approval against one's initial will.
The act of relenting.
The location where something has caved in.
The act of something collapsing or caving in.
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.