pirul.

(a loanword from Spanish)

Headword: 
pirul.
Principal English Translation: 

a tree introduced from abroad; has a "white fragrant resin,' and was a competitor of the black pepper tree

Miriam Melton-Villanueva, The Aztecs at Independence: Nahua Culture Makers in Central Mexico, 1799–1832 (Tucson: University of Arizona Press, 2016), 110.

Attestations from sources in English: 

Melton-Villanueva discusses the prevalence in Nahuatl testaments of the altepetl of San Bartolomé Tlatelolco, in the valley of Toluca, where people requested burial near the copal trees. Other "burial trees" were the cypress (tlatzcan), the date palm (icçotl, iczotl), and the pirul.
Miriam Melton-Villanueva, The Aztecs at Independence: Nahua Culture Makers in Central Mexico, 1799–1832 (Tucson: University of Arizona Press, 2016), 110.