| Answer | Crossword Clue |
|---|---|
| airs | thingness vanished into thin air |
| air | thingness vanished into thin air |
| EVAPORATE | Disappear into thin air |
| FADES | Vanishes into thin air |
| VANISH | Disappear into thin air |
| EVAPORATE | Disappear into thin air. |
| VANISH | Disappear into thin air. |
| NEPAL | "Into Thin Air" setting |
| EVEREST | "Into Thin Air" peak |
| VANISHED | Went "poof" into thin air |
| MTEVEREST | "Into Thin Air" locale (abbr.) |
| VAPORS | They vanish into thin air |
| EVEREST | Krakauer's "Into Thin Air" locale |
| MTEVEREST | Subject of the 1997 best seller "Into Thin Air" |
| EVEREST | Subject of the 1997 best seller "Into Thin Air" |
| whistle | device through which air or steam is forced into a cavity or against a thin edge to produce a loud sound a factory whistle |
