toward the front of the house, in front of the house, at the border of the house
IPAspelling:
kɑliːʃkopɑ
Alonso de Molina:
calixcopa. frontera o delantera de casa. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 11v. col. 1. Thanks to Joe Campbell for providing the transcription.