ometzontli.

Headword: 
ometzontli.
Principal English Translation: 

800, or 2 x 400 (see Siméon)

Orthographic Variants: 
ontzontli, ontzuntli, onçutli
Attestations from sources in Spanish: 

ometzontli = 800, lit. dos cuatrocientos
Rémi Siméon, Diccionario de la lengua náhuatl o mexicana (Mexico: Siglo XXI, 1988), xlvi.

themes: 
Numbers, Math