"PIt" . "100177" . _:B393fefaad1b09977f665e8f4cdb9b7e1 . "Etymology for: dubius (la0476)" . "*du(i)‑fwo‑" . "*du(i)‑fwo‑" . . _:B393fefaad1b09977f665e8f4cdb9b7e1 "*du(i)‑fwo‑" .