iyanilia.

Headword: 
iyanilia.
Principal English Translation: 

to hide something for one self; to hide something from others so that one will see it (see Molina)

IPAspelling: 
ihyɑːniliɑː
Alonso de Molina: 

iyanilia. ninotla. (pret. oninotlaiyanili.) esconder para si algo.
iyanilia. nitetla. (pret. onitetlaiyanili.) esconder alguna cosa de otros, porque no la vea nadie.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 36v. col. 2. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

(I)HYĀNILIĀ applic (I)HYĀN(A) (I)HYĀN(A) vrefl,tv to hide, conceal oneself; to hide, conceal, deny something / se esconde, se oculta (T), lo esconde, lo niega, lo oculta (T), esconder algo (M) [(7)Tp.150,188].
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 102.