"PIt" . "87191" . _:B7850a8238834d1303e06bc87253d33f9 . "Etymology for: acerbus (la0011)" . "*akri‑þo‑" . "*akri‑þo‑" . . _:B7850a8238834d1303e06bc87253d33f9 "*akro‑þo‑" . _:B7850a8238834d1303e06bc87253d33f9 "*akri‑þo‑" .