In transitive terms the difference between rumble and tumble
is that
rumble is to cause to pass through a rumble, or polishing machine while
tumble is to smooth and polish a rough surface on relatively small parts.
As nouns the difference between rumble and tumble
is that
rumble is a low, heavy, continuous sound, such as that of thunder or a hungry stomach while
tumble is a fall.
As verbs the difference between rumble and tumble
is that
rumble is to make a low, heavy, continuous sound while
tumble is to fall end over end.
As an interjection rumble
is an onomatopoeia describing a rumbling noise.