"PIE" . "122127" . _:BX2D706686eX3A19755c60ed6X3AX2D7f87 . "*h₃riH‑uo‑" . "Etymology for: rīvus (la1401)" . "*h₃riH‑uo‑" . . _:BX2D706686eX3A19755c60ed6X3AX2D7f87 "*h₃riH‑uo‑" .