Tenochca is both the legendary patriarch who Tenochtitlan is named after and a term used to refer to the Mexica ethnic group who held a dominant social position in the Aztec empire from their seat of power in Tenochtitlan

Huēvi Teōcalli means great, grand, or surpreme pyramid. I think Huei or Huey would be more appropriate here but I am not an expert in Nahuatl.

I am gonna assume y’all know who Quetzelcōātl and Huītzilōpōchtli are but here are their wikis [1][2]