_:Bf684b8494b3404013f9f897f083b2796 "*gʷreh₂‑u‑" . "PIE" . "104903" . _:Bf684b8494b3404013f9f897f083b2796 . "Etymology for: gravis (la0717)" . "*gʷreh₂‑u‑" . "*gʷreh₂‑u‑" . .