_:B5fe2e685d3d2dcbbcc54ad58fe1fa052 "*kʷuh₂ep‑s‑" . "PIE" . "129553" . _:B5fe2e685d3d2dcbbcc54ad58fe1fa052 . "*kʷuh₂ep‑s‑" . "Etymology for: vapor (la1770)" . "*kʷuh₂ep‑s‑" . .