a market or square where things are sold or bought (see Molina)
IPAspelling:
tɬɑnɑːmɑkoːjɑːn
Alonso de Molina:
tlanamacoyan. mercado, o plaza donde venden y compran. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 127r. col. 1. Thanks to Joe Campbell for providing the transcription.