the silver maker or someone who owns silver (see Molina)
Orthographic Variants:
iztac teocuitlaua
Alonso de Molina:
iztac teocuitlaua. platero, o dueño de la plata Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 49r. col. 2. Thanks to Joe Campbell for providing the transcription.