tributary

US /ˈtrɪb.jə.ter.i/
UK /ˈtrɪb.jə.ter.i/
"tributary" picture
1.

afluente

a river or stream flowing into a larger river or lake

:
The Amazon River has many large tributaries.
O rio Amazonas tem muitos grandes afluentes.
This small stream is a tributary of the main river.
Este pequeno riacho é um afluente do rio principal.
1.

tributário, vassalo

paying tribute to another state or ruler

:
The smaller kingdom became tributary to the powerful empire.
O reino menor tornou-se tributário do poderoso império.
The conquered people were forced to pay tributary taxes.
Os povos conquistados foram forçados a pagar impostos tributários.