chiyaltia.

Headword: 
chiyaltia.
Principal English Translation: 

to watch, observe; or to guard something for someone

Orthographic Variants: 
chialtia
IPAspelling: 
tʃiyɑltiɑː
Alonso de Molina: 

chiyaltia mote. (pret. omotechiyalti.) pararse cachonda la perra. &c.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 20v. col. 2. Thanks to Joe Campbell for providing the transcription.

chiyaltia. nic. (pret. onicchiyalti.) lomismo es que chielia.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 20v. col. 2. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

CHIYALTIĀ caus. CHIY(A) CHIY(A) vt; pret: CHIX ~ CHĪX to wait for someone, something / esperar a alguno (M) This has a variant with E for A. The preterit shows an alternation in vowel length characteristic of verbs in IY(A).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 54.