something tolerable (see Molina); possibly related to manliness, bravery, as in someone who (or something that) is able to endure a difficult situation
IPAspelling:
okitʃwiːloːni
Alonso de Molina:
oquichuiloni. cosa comportable y sufridera. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 78r. col. 1. Thanks to Joe Campbell for providing the transcription.