popochtli. perfumes. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 83r. col. 2. Thanks to Joe Campbell for providing the transcription.
Frances Karttunen:
POPŌCH-TLI incense / perfumes (M), sahumerio, incensario (T) [(1)Tp.175]. See POPŌTZ(A). Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 203.