Pampas vs. Llanos

The extensive plains of South America south of the Amazon.

Vast grass-covered plains in the central and southern part of the Argentine Republic in South America. The term is sometimes used in a wider sense for the plains east of the Andes extending from Bolivia to Southern Patagonia.

the vast grassy plains of northern Argentina

The Pampas (from the Quechua: pampa, meaning ) are fertile South American lowlands that cover more than 1,200,000 square kilometres (460,000 sq mi) and include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos, and Córdoba; all of Uruguay; and Brazil's southernmost state, Rio Grande do Sul. The vast plains are a natural region, interrupted only by the low Ventana and Tandil hills, near Bahía Blanca and Tandil (Argentina), with a height of 1,300 m (4,265 ft) and 500 m (1,640 ft), respectively.

Example: ‘plain’;

The Llanos (Spanish Los Llanos, Spanish pronunciation: [loz ˈʝanos]) is a vast tropical grassland plain situated to the east of the Andes in Colombia and Venezuela, in northwestern South America. It is an ecoregion of the tropical and subtropical grasslands, savannas, and shrublands biome.

Example: ‘The Plains’;