exhaustion or lack of breath because of much work or because of an illness (see Molina)
Orthographic Variants:
ihiocaualiztli
Alonso de Molina:
ihiocaualiztli. desfallecimiento assi. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 36v. col. 1. Thanks to Joe Campbell for providing the transcription.