to stay awake, to keep vigil (see Karttunen)
TŌZOĀ to stay awake, to keep vigil / velar (K) [(2)Bf.Iv,2r,(1)Cf.97r]. M has tocoani ‘one who keeps vigil’. Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 249.