From Proto-Italic *noinolos, from *ne oinolos (literally “not (a) little one”), from a diminutive of Proto-Italic *oinos (“one”), from Proto-Indo-European *óynos. By surface analysis, ne (“not”) + ūllus (“any”), literally “not any”.
Practica hablar y memorizar " nullus " y muchas otras palabras y oraciones en latín .