_:Bf1471a4d6157b7f5d958189d790652bc "pet‑es‑" . _:Bf1471a4d6157b7f5d958189d790652bc "*pet‑os" . "PIE" . . . "120145" . _:Bf1471a4d6157b7f5d958189d790652bc . "*pet‑os;‑es‑ [n.]" . "Etymology for: prōtervus (la1321)" . "*pet‑os;‑es‑ [n.]" . .