"PIt" . "129553" . _:B734d79a7X3A195d1e795f5X3AX2D6490 . "Etymology for: vapor (la1770)" . "*kʷap‑ōs" . "*kʷap‑ōs" . . _:B734d79a7X3A195d1e795f5X3AX2D6490 "*kʷap‑ōs" .