_:BX2D3ad15a0X3A19ab54fe99dX3AX2D13a9 "*kʷuh₂ep‑s‑" . "PIE" . "129553" . _:BX2D3ad15a0X3A19ab54fe99dX3AX2D13a9 . "*kʷuh₂ep‑s‑" . "Etymology for: vapor (la1770)" . "*kʷuh₂ep‑s‑" . .