compressorium
mechanical device
air compressor
supercharger
accumulator
blower
boiler
brake
burner
combustion
condenser
cylinder
evaporator
exhaust
filter
fuel
gauge
generator
heater
hydraulic
motor
nozzle
piston
propeller
pump
regulator
rotor
turbine
valve
Prof.
aggressor
assessor
dresser
guesser
lesser
lessor
messer
oppressor
possessor
presser
professor
stressor
successor
suppressor
transgressor