cuicatia.

Headword: 
cuicatia.
Principal English Translation: 

to give music to others; to perform music (see Karttunen); to sing for others (see attestations)

IPAspelling: 
kwiːkɑtiɑː
Alonso de Molina: 

cuicatia. nite. (pret. onitecuicati.) dar musica a otros.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 26v. col. 1. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

CUĪCATIĀ vrefl,vt to sing; to make music for others / canta (T), dar música a otros (M). See CUĪCA-TL. CUĪCATĪLŌ nonact. CUĪCATIĀ CUIHCUĪCATIĀ redup, CUĪCATIĀ.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 71.

Attestations from sources in English: 

Cuix titēchcuīcatīz? = Will you (s.) sing for us?
Michel Launey, An Introduction to Classical Nahuatl, translated and adapted by Christopher MacKay (Cambridge: Cambridge University Press, 2011), 205.