a type of fig (see Molina); seemingly one that is connected with "piles" (i.e. diarrhea?)
Alonso de Molina:
nemexualiztli. higo de almorranas. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 67r. col. 2. Thanks to Joe Campbell for providing the transcription.