köken: Etymology tree Proto-Indo-European *s(w)é Latin sē- Proto-Indo-European *perh₃-der. Latin parō Latin sēparō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin sēparātiōlbor. Polish separacja Learned borrowing from Latin sēparātiō.