_:B104add27bbe5aa9c0f1a2c0d1597b739 "*gʷreh₂‑u‑" . "PIE" . "104903" . _:B104add27bbe5aa9c0f1a2c0d1597b739 . "Etymology for: gravis (la0717)" . "*gʷreh₂‑u‑" . "*gʷreh₂‑u‑" . .