Columbia subject headings:
Languages in contact--Mexico--History.
Mexico--History--Conquest, 1519-1540.
Mexico--History--Spanish colony, 1540-1810.
Nahuas--Mexico--History.
Nahuatl language--History--Sources.
Nahuatl language--History.
Spanish language--Mexico--History.
Harvard subject headings:
Languages in contact--Mexico--History.
Mexico--History--Conquest, 1519-1540
Mexico--History--Spanish colony, 1540-1810
Nahuas--Mexico--History.
Nahuatl language--History--Sources.
Nahuatl language--History.
Spanish language--Mexico--History.
Princeton subject headings:
Nahuatl language--Influence on Spanish.
Spanish language--Influence on Nahuatl.