Principal English Translation: 

toward where something emerges

James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 232.

Orthographic Variants: 
Lockhart’s Nahuatl as Written: 

compound relational word. in phrase īquīçayāmpa tōnatiuh, east (toward where the sun comes out). quīça, -yān, -pa. 232