CUĀCUAUHCHŌCA to bellow like a bull / brama (el toro) (T) [(1)Tp.122]. CUĀCUAUH here is apparently a truncation of CUĀCUAHUEH ‘animal with horns.’ See CUĀCUAHU(I)-TL, CHŌCA. Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 57.