_:B7cf68793af322f2395dbb5d7e3c2f3c1 "*per‑o‑" . "PIE" . "117189" . _:B7cf68793af322f2395dbb5d7e3c2f3c1 . "*per‑o‑" . "Etymology for: perperus (la1231)" . "*per‑o‑" . .