a milvus, kite, or small bird of prey (see Molina)
Orthographic Variants:
cuix in
IPAspelling:
kwiːʃin
Alonso de Molina:
cuixin. milano. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 27v. col. 2. Thanks to Joe Campbell for providing the transcription.