"PIE" . . . "120145" . _:B5f9432ec35e12426a8eb98f2772945a7 . "*pet‑os;‑es‑ [n.]" . "Etymology for: prōtervus (la1321)" . "*pet‑os;‑es‑ [n.]" . . _:B5f9432ec35e12426a8eb98f2772945a7 "pet‑es‑" . _:B5f9432ec35e12426a8eb98f2772945a7 "*pet‑os" .