Riverbed vs. Riverbank
Riverbednoun
The path where a river runs, or where a river once ran; the bottom earthen part of a river, not including the riverbanks.
Riverbednoun
a channel occupied (or formerly occupied) by a river
Riverbanknoun
A sloped side of a river acting as a barrier between the water and level ground to either side.
Riverbanknoun
the bank of a river
