Related Clues:
- Opening check involves unspecified amount
- Snort compound, single line - through here?
- Opening releasing gas
- Opening numbers sound tremulous, mostly
- Orifice
- Opening for air/gas
- Wildly snort one line with this?
- One takes air to keep alive
- Breathtaking channel under a bridge
- Opening for gas
- Volcano opening
- Breathing aperture
- Opening; release (fluid)
- Breathing opening
- Outlet covers extremes of Venetian movement