loneliness of someone who is alone or has been left alone (see Molina)
Orthographic Variants:
iuhcah yeliztli, iuhca yeliztli
Alonso de Molina:
iyuca yeliztli. soledad del que esta solo y desacompañado. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 37r. col. 1. Thanks to Joe Campbell for providing the transcription.