"PIE" . "129468" . _:B4f52350997527a3f203f641dd65b1028 . "*h₁uh₂‑ko‑" . "Etymology for: vacō (la1756)" . "*h₁uh₂‑ko‑" . . _:B4f52350997527a3f203f641dd65b1028 "*h₁uh₂‑ko‑" .