Andes
geographical name
An·des ˈan-(ˌ)dēz 
mountain system of South America extending along its western coast from Panama to Tierra del Fuego see aconcagua
Note: The sources of the Amazon, Orinoco, Pilcomayo, Magdalena, and Cauca rivers are located in the Andes.
Andean
ˈan-(ˌ)dē-ən
adjective an-ˈ
Andine
ˈan-ˌdēn
adjective -ˌdīn