to become fond of or fall in love with something (see Molina)
Orthographic Variants:
itech uetzin noyollo
Alonso de Molina:
itech uetzin noyollo. itech ouetzin noyollo. aficionarse o enamorarse de algo. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 42v. col. 1. Thanks to Joe Campbell for providing the transcription.