Argentina

geographical name

Ar·​gen·​ti·​na ˌär-jən-ˈtē-nə 

country of southern South America between the Andes Mountains and the Atlantic Ocean, south of the Pilcomayo River; a federal republic whose capital is Buenos Aires area 1,073,518 square miles (2,780,400 square kilometers)

Note: Aconcagua, the highest peak in the western hemisphere, is located in Argentina.

Argentine

ˈär-jən-ˌtīn 

-ˌtēn

adjective or noun

Argentinean adjective or noun

or Argentinian

ˌär-jən-ˈti-nē-ən