zace.

Headword: 
zace.
Principal English Translation: 

ultimately, once and for all (see Karttunen)

Orthographic Variants: 
zāceh
IPAspelling: 
sɑːseh
Frances Karttunen: 

ZĀCEH ultimately, once and for all / finalmente (C) [(2)Cf.117r]. This is a contraction of the sequence ZĀ ZO (Y)EH.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 345.