hermana.

(a loanword from Spanish)

Headword: 
hermana.
Principal English Translation: 

sister
(a loanword from Spanish)

James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 217.

Attestations from sources in English: 

Noermana = my sister
(San Pablo Tepemaxalco, Toluca Valley, 1762)
Caterina Pizzigoni, ed., Testaments of Toluca (Stanford: Stanford University Press and UCLA Latin American Center Publications, 2007), 143.

y nohermanatzin Da madanlennan de silban ... omtotlaxelhuique ynn ome hermanos (Centlalpan, Chalco, 1736)
Frances Karttunen and James Lockhart, Nahuatl in the Middle Years: Language Contact Phenomena in Texts of the Colonial Period, Linguistics 85 (Los Angeles, University of California Publications, 1976), Doc. 10.

yn ipartetzin y nohirmanatzin quimomaquilis medianegan senbradoran (Centlalpan, Chalco, 1736)
Frances Karttunen and James Lockhart, Nahuatl in the Middle Years: Language Contact Phenomena in Texts of the Colonial Period, Linguistics 85 (Los Angeles, University of California Publications, 1976), Doc. 10.