yohualtica.

Headword: 
yohualtica.
Principal English Translation: 

at night, by night (see Molina and Karttunen)

Orthographic Variants: 
youaltica
IPAspelling: 
yowɑltikɑ
Alonso de Molina: 

youaltica. de noche. aduerbio.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 41v. col. 1. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

YOHUALTICA at night / de noche (M) [(4)Cf.95r,106r,124r]. See YOHUAL-LI, -CA.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 340.