_:B0af2c80d2611c5c6eed74f3f353d07f1 "*pro‑fr‑o‑" . "PIt" . "119558" . _:B0af2c80d2611c5c6eed74f3f353d07f1 . "Etymology for: probrum (la1311)" . "*pro‑fr‑o‑" . "*pro‑fr‑o‑" . .