TLĀLĪXTLAHYOHUAYĀN darkness on the face of the earth / está obscuro en el suelo (Z) [(1)Zp.208]. The internal glottal stop is not attested in Z. –ĪXTLAH and –ĪXTLAN ‘before, in the presence of’ are synonymous, and either could be the second constituent of this construction. See TLĀL-LI, -ĪXTLAH, YOHUA, -YĀN. Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 275.