_:B7aa6cb5cd07f4f45f206345aa2f9ae39 "*Hriǵ‑eh₁‑" . "PIE" . "122835" . _:B7aa6cb5cd07f4f45f206345aa2f9ae39 . "Etymology for: rigeō (la1395)" . "*Hriǵ‑eh₁‑" . "*Hriǵ‑eh₁‑" . .