"PIE" . "117189" . _:B734d79a7X3A195d1e795f5X3A56b0 . "*per‑o‑" . "Etymology for: perperus (la1231)" . "*per‑o‑" . . _:B734d79a7X3A195d1e795f5X3A56b0 "*per‑o‑" .