"PIE" . "122838" . _:Bfceb421fb564a71083a7fa2915ba1674 . "Etymology for: rigō (la1396)" . "*Hriǵ‑" . "*Hriǵ‑" . . _:Bfceb421fb564a71083a7fa2915ba1674 "*Hriǵ‑" .