xahuania.

Headword: 
xahuania.
Orthographic Variants: 
xauania
IPAspelling: 
ʃɑwɑːniɑː
Alonso de Molina: 

xauania. nitla. (pret. onitlaxauani.) vaziar agua o cosas liquidas.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 158v. col. 1. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

XAHUĀNIĀ to empty out water or other liquids / vaciar agua o cosas líquidas (M) This is indirectly attested by XAHUĀN(I). See XAHUĀN(I).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 321.