tlahueicachihualiztli.

Headword: 
tlahueicachihualiztli.
Principal English Translation: 

a heroic, marvelous, and magnificent act (see Molina)

Orthographic Variants: 
tlaueycachiualiztli, tlaueycachihualiztli, tlahueycachihualiztli
Alonso de Molina: 

tlaueycachiualiztli. hecho heroico marauilloso y magnifico.
71m2-144r. col. 1. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. Thanks to Joe Campbell for providing the transcription.