Tributary.
The Orinoco River runs through Venezuela. It forms a large delta and empties in to the Atlantic Ocean. The river is also called Orinoquia River.
A large stream of surface water is usually called a river. A river is freshwater and runs from high to low ground.
A tributary is a waterway smaller than the river into which it runs. It may also be a creek, brook, or stream.
The River Colne is a small river that runs through Colchester.
It is the River Nile.
northern
The Congo river of course
The large river that runs through the basin is the Congo river. The Congo river is also the worlds deepest river.
It is the Hudson river
The Amazon River.
River Nile
"un fleuve" (masc.) is a river in French, but a main river which runs into the sea or into the ocean. A river that runs into another one (and not directly into the sea) is called "une rivière" (fem.), a word that has the same root as the English 'river'.