something incensed or smoked, perfumed (see Molina)
IPAspelling:
tɬɑpopoːtʃwiːlli
Alonso de Molina:
tlapopochuilli. cosa incensada assi. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 132v. col. 1. Thanks to Joe Campbell for providing the transcription.