"PIE" . "120225" . _:B78f7dfe3f4a01911a80ca21cbaa21cbd . "*prus‑u̯o‑" . "Etymology for: pruīna (la1322)" . "*prus‑u̯o‑" . . _:B78f7dfe3f4a01911a80ca21cbaa21cbd "*prus‑u̯o‑" .