different between tumbling vs rumbling

English

tumbling

tumbling (plural tumblings)

The act of something that tumbles.
- 1677, James Howell, The Pre-eminence and Pedigree of Parlement
  These so many conquests must needs bring with them many tumblings and tossings, many disturbances and changes in government […]
- 1838, Colburn's New Monthly Magazine and Humorist (page 176)
  Having feasted our souls with this sublime spectacle, we ministered to the wants of the body by a plentiful breakfast, and about noon we commenced the descent, rendered ludicrous enough by various tumblings and sprawlings on the part of the more inexpert mountaineers.

rumbling (comparative more rumbling, superlative most rumbling)

rumbling (plural rumblings)

A muted sound of complaint or discontent.
The rumblings of the masses precede the crumbling of the state.
A deep low noise.
The rumbling of distant thunder echoed from the hilltop.

rumbling

Send