to take or begin exercising the office or position that has been given to me; or, to agonize (see Molina)
Orthographic Variants:
nicana notequiuh
Alonso de Molina:
nicana notequiuh. (pret. onican yn notequiuh.) tomar o comenzar a exercitar el officio o cargo que se me enconmendo, o agonizar y estar en passamiento. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 71v. col. 2. Thanks to Joe Campbell for providing the transcription.