"PIt" . "119558" . _:B7b1929da3e5c860c8baefe33af6662f2 . "Etymology for: probrum (la1311)" . "*pro‑fr‑o‑" . "*pro‑fr‑o‑" . . _:B7b1929da3e5c860c8baefe33af6662f2 "*pro‑fr‑o‑" .