air pump 
noun
A device for pumping air into or out of an enclosed space.An air pump circulates a continuous flow of air through the device, replacing any air that is lost through the surface's pores....
- I'm not going to bore you with the details of what we did but I will say that I lugged the air pump and extension cord up from the basement.
- A car is parked under our window and has a air pump attached to it which is left to blow up the tyres while my neighbour and his mechanic friends work on another car.
- manyogana
- manyokana
- manyplies
- many-root
- many-roots
- many-seed
- many-sided
- many-sidedness
- many-splendored
- many-splendoured
- many's the ——
- many-to-many
- many-to-one
- many-universes
- many-valued
- many-worded
- many-worlds
- many–many
- many–one
- many–oneness
- post-velar
- postvention
- post-verbal
- post-Victorian
- post village