köken: Learned derivation from Ancient Greek προκατέχω (prokatékhō, “to hold beforehand, to preoccupy”), modelled on κατέχω (katécho) → κάτοχος (kátochos).
Etymology tree Proto-Indo-European *h₂ent- Proto-Indo-European *-s Proto-Indo-European *h₂énts Proto-Indo-European *-i Proto-Indo-European *h₂énti Proto-Italic *anti Latin ante Latin ante- Proto-Italic *kezdō Latin cedo Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Latin antecessorlbor. Polish antecesor Learned borrowing from Latin antecessor.