_:B7bdd25b1668ccefe901198b2dd554699 "*op‑wer‑i(e)‑" . "PIt" . "115027" . _:B7bdd25b1668ccefe901198b2dd554699 . "*op‑wer‑i(e)‑" . "Etymology for: operiō (la1148)" . "*op‑wer‑i(e)‑" . .