cotzcua.

Headword: 
cotzcua.
Principal English Translation: 

to cast a spell on someone (see Molina)

Orthographic Variants: 
cotzqua
Alonso de Molina: 

cotzqua. nite. (pret. onitecotzqua.) enhechizar a alguno.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 24v. col. 2. Thanks to Joe Campbell for providing the transcription.