Principal English Translation:
seemingly, a rocky planted field (see attestations)
Lockhart’s Nahuatl as Written:
tetl, mīlli. 233
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), 233.
Attestations from sources in English:
yhuan yni tlalli mochiuhtica temilli = and this land is made into a cultivated field (Coyoacan, 1622)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 4, 64–65.
Molina's entry for centemilli gives sementera (cultivated field), with the added element, cen-.