"PIt" . "87191" . _:B734d79a7X3A195d1e795f5X3A31eb . "Etymology for: acerbus (la0011)" . "*akri‑þo‑" . "*akri‑þo‑" . . _:B734d79a7X3A195d1e795f5X3A31eb "*akro‑þo‑" . _:B734d79a7X3A195d1e795f5X3A31eb "*akri‑þo‑" .