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 circles a home (chan-), and the "n" has inadvertently dropped away? (SW)