the act of incensing something, putting smoke on it, perfuming it (see Molina)
IPAspelling:
tɬɑpopoːtʃwilistɬi
Alonso de Molina:
tlapopochuiliztli. el acto de incensar, o zahumar y perfumar algo. 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.