to become deaf (see Karttunen)
NACAZTZACU(I) to become deaf / sordo, ensordece, remolino, torbellino (Z) [(4)Zp.53,108,117,175]. See NACAZ-TLI, TZACU(I). Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 156.