oomettitinemi.

Headword: 
oomettitinemi.
Principal English Translation: 

to walk two by two (see Molina)

Alonso de Molina: 

oomettitinemi t. (pret. otoomettitinenque.) andar de dos en dos.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 77v. col. 1. Thanks to Joe Campbell for providing the transcription.