Toltecs:a member of an Indian people living in central Mexico before theadvent of the Aztecs and traditionally credited with laying thefoundation of Aztec culture.
Aztecs:a member of a Nahuatlspeaking state in central Mexico thatwas conquered by Cortés in 1521.
Pipiltin:were the noble social class in the Mexica Empire
Tlacaelel: was the principal architect of the Aztec Triple Alliance and hence the Mexica empire
Huitzilopochtli: the Aztec god of war and of the sun.
Calpulli: was the designation of an organizational unit below the level of the Altepetl "citystate"
Chinampas: is a method of ancient Mesoamerican agriculture which used small, rectangle-shaped areas of fertile arable land to grow crops on the shallow lake beds in the Valley of Mexico.
Pochteca: were professional, long-distance traveling merchants in the Aztec Empire.
Inca:was the largest empire in pre-Columbian America
Pachacuti: was the ninth Sapa Inca of the Kingdom of Cusco, which he transformed into the empire Tawantinsuyu, or the Inca Empire
Split Inheritance: was the process in which a ruler's chosen successor obtained all political power and rights, while the ruler's other male descendants received all the monetary treasures
Curacas: was an official of the Inca Empire, who held the role of magistrate, about 4 levels down from the Sapa Inca, the head of the Empire
Tambos: was an Incan structure built for administrative and military purposes
Mita: was mandatory public service in the society of the Inca Empire