The term 'Indian Mexican' refers to the various indigenous cultures that have inhabited Mexico for centuries. The crossword solutions for this term include Toltec (6 letters), Maya (4 letters), AZTEC (5 letters), Seri (4 letters), Pima (4 letters), Otomi (5 letters), and Olmec (5 letters). The Toltec were a Mesoamerican people who lived in central Mexico from the 9th to 12th centuries. The Maya were a Mesoamerican civilization that flourished in southern Mexico and Central America from the 3rd century BCE to the 16th century CE. The Aztecs were a Mesoamerican people who ruled an empire in central Mexico from the 14th to 16th centuries. The Seri are an indigenous people of northwestern Mexico. The Pima are a group of Native Americans living in Arizona and northern Mexico. The Otomi are an indigenous people of central Mexico. The Olmec were a Mesoamerican civilization that flourished in the Gulf Coast region of Mexico from 1200 BCE to 400 BCE.