_:B1eab02b183802b350803d4ff2ab21107 . _:B1eab02b183802b350803d4ff2ab21107 "*rouþos" . "PIt" . "122140" . _:B1eab02b183802b350803d4ff2ab21107 . "Etymology for: rōbur (la1403)" . "*rouþos [n.]" . "*rouþos" . .