one who guards a door (see Molina; transl. to English by SW)
IPAspelling:
tɬɑtsɑkwiːlpiːʃki
Alonso de Molina:
tlatzacuilpixqui. portero que guarda la puerta. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 142v. col. 1. Thanks to Joe Campbell for providing the transcription.