to roof or put a wooden facade on a house (see Molina)
Orthographic Variants:
quauhzaloa
Alonso de Molina:
quauhzaloa. nitla. (pret. onitlaquauhzalo.) cubrir, o emmaderar casa. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 86r. col. 2. Thanks to Joe Campbell for providing the transcription.