cuauhchayahualli.

Headword: 
cuauhchayahualli.
Principal English Translation: 

cuauhchayahualli = verja de madera = a wooden gate
Tlachia, http://www.sup-infor.com/dico/Mh_19/ETAT_THE.HTM

quauhchayavali = a wooden railing
Kevin Terraciano, Codex Sierra (2021), 117 and 151.

Orthographic Variants: 
quauhchayavali
Attestations from sources in English: 

Might this be something wooden that encircles a home (chan-), and the "n" has inadvertently dropped away? (SW)

Attestations from sources in Spanish: 

quauhchayahuacayo = rejas de madera o cercas de madera
El Libro de Testamentos de Culhuacán: vida y muerte entre los nahua del México central, siglo xvi, eds. Miguel León-Portilla y Sarah Cline (México: Universidad Iberoamericana), 185, 341.