a whitened or pale face, from fear, cold, or illness (see Molina)
IPAspelling:
istɑlektilistɬi
Alonso de Molina:
iztalectiliztli. blancura tal del rostro. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 49r. col. 2. Thanks to Joe Campbell for providing the transcription.