Where does “sanctitas” come from?

sanctitas (Latin) comes from Latin sānctus, from Latin Iacobus, from Ancient Greek Ἰάκωβος, from Ancient Greek Ἰακώβ, from Hebrew יַעֲקֹב, from Hebrew עָקֵב — heel of the foot; heel.

sanctitas (Latin): inviolability, sacredness, sanctity; holiness,...