tlaahuializtli.

Headword: 
tlaahuializtli.
Principal English Translation: 

an incense burner; the act of incensing something (see Molina)

Orthographic Variants: 
tlaauializtli
Alonso de Molina: 

tlaauializtli. çahumerio. s. el acto de zahumar algo.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 114v. col. 1. Thanks to Joe Campbell for providing the transcription.