airscrew
carousel
disk
driver
fan
impeller
merry-go-round
paddle wheel
piston
prop
propellant
propeller
propulsor
roller
rolling stone
rotator
roundabout
rundle
screw
screw propeller
top
turbine
twin screws
wheel
whirlabout
whirler
whirligig
armature
bar
stator
adjustable
axial
axle
cockpit
flange
fuselage
horizontal
hydraulic
magnetic
nozzle
pinion
pulley
rotational
rudder
skid
spindle
throttle
vane
floater
locomotor
motor
promoter
voter