"vast treeless plains of South America," 1704, from Argentine Spanish pampas, plural of pampa, from Quechua (Inca) pampa "a plain." Related: Pampean. Similar landscapes north of the Amazon are called llanos (see llano).
palsy
palter
paltry
paludal
Pamela
pampas
pamper
pampered
pamphlet
pamphleteer
Pamphylia