the act of defending or protecting something from the wind (see Molina; translation to English by SW)
IPAspelling:
tɬɑehkɑtsɑkwilistɬi
Alonso de Molina:
tlaecatzacuiliztli. el acto de guardar, o defender algo del viento. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 120r. col. 2. Thanks to Joe Campbell for providing the transcription.