"PIt" . "87191" . _:B3a986fd2d02bf1f0276a74a68a607e81 . "Etymology for: acerbus (la0011)" . "*akri‑þo‑" . "*akri‑þo‑" . . _:B3a986fd2d02bf1f0276a74a68a607e81 "*akro‑þo‑" . _:B3a986fd2d02bf1f0276a74a68a607e81 "*akri‑þo‑" .