ninotlazotla.

Headword: 
ninotlazotla.
Principal English Translation: 

to love oneself (with this example being in the first person singular) (see Molina; translation here to English by Stephanie Wood)

Alonso de Molina: 

ninotlazotla. (pret. oninotlazotlac.) amarse asi mismo. et sic de alijs.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 72r. col. 2. Thanks to Joe Campbell for providing the transcription.