"PIt" . "121145" . _:B0c390a44976ade997b86a4da1a92cb28 . "Etymology for: quercus (la1353)" . "*kʷerkʷu/o‑" . "*kʷerkʷu/o‑" . . _:B0c390a44976ade997b86a4da1a92cb28 "*kʷerkʷu/o‑" .