typically found as a locative suffix (on place names), can just mean "place of"; but literally: near, by, among, with, in the company of, below, in, to, between
the imploring of someone, someone's being implored; someone's prayer
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), 238.