cojinillo.

(a loanword from Spanish)

Headword: 
cojinillo.
Principal English Translation: 

pad (on a horse's back, for riding)
(a loanword from Spanish)

Attestations from sources in English: 

silla xinete yca coxinillo sin estribus yhuan Almardiga mopiya sin freno [S. Francisco Analcotitlan (Jalisco?), 1652]
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 8.

ce silla xineta yca coxinillo yhuan almartiga yca mochi Reata
[S. Francisco Analcotitlan (Jalisco?), 1652]
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 8.