tlacempanahuia.

Orthographic Variants:

tlacempanauia

IPAspelling:

tɬɑsempɑnɑwiɑː

Alonso de Molina:

tlacempanauia. cosa que excede y sobrepuja a todo lo demas.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 116v. col. 1. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen:

TLACEMPANAHUIĀ to be superlative in some quality / cosa que excede y sobrepuja a toda lo demás (M) [(5)Cf.88r,88v]. See CEM, PANAHUIĀ.

TLACEMPANAHUILIĀ applic. TLACEMPANAHUIĀ.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 254.