huacas chiahuizotl.

(a loanword from Spanish)

Headword: 
huacas chiahuizotl.
Principal English Translation: 

lard from beef cattle or cows (see Molina)
(partly a loanword from Spanish, vacas, cows)

Orthographic Variants: 
uacas chiahuizotl, huacax chiahuizotl, huacax chiauizotl
Alonso de Molina: 

uacas chiauizotl. manteca de vacas.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 154r. col. 2. Thanks to Joe Campbell for providing the transcription.