zahualiztli.

Headword: 
zahualiztli.
Principal English Translation: 

a fast, an abstinence from food (see Karttunen)

IPAspelling: 
sɑwɑlistɬi
Frances Karttunen: 

ZAHUALIZ-TLI fast / ayuno (Z) [(3)Zp.17,201]. Z marks the vowel of the second syllable long, but it should not be. This is attested eight times as an element of personal names in B, always with both stem vowels short. See ZAHU(A).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 345.