a large and long room, or the corridor of a house (see Molina)
IPAspelling:
kɑlmelɑktɬi
Alonso de Molina:
calmelactli. sala grande y prolongada, o corredor dela casa. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 11v. col. 2. Thanks to Joe Campbell for providing the transcription.