Principal English Translation:
between, in the middle of (combining form)
Horacio Carochi / English:
-nepantlâ = in the middle of
Horacio Carochi, S.J., Grammar of the Mexican language with an explanation of its adverbs (1645), translated and edited with commentary by James Lockhart, UCLA Latin American Studies Volume 89 (Stanford: Stanford University Press, UCLA Latin American Center Publications, 2001), 507.
Attestations from sources in English:
yohualnepantla = midnight
tonepantla = between us