tlacamazatl. hombre bruto y bestial. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 115r. col. 2. Thanks to Joe Campbell for providing the transcription.
Frances Karttunen:
TLĀCAMAZĀ-TL someone rabid, vicious / hombre bruto y bestia (M) See TLĀCAMAZĀTEH. Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 252.