The best replacement for propeller is jet.

The best alternatives to propeller are rated as following:
★★★★★  jet
★★★★★  impeller
★★★  arduino
★★★  propellor
★★  fan
★★  screw
★  turbine
★  paddle wheel
★  4 blade propeller
★  rotor
★  jet engine
★  ducted fan
★  jet boats
★  waterjet
★  water jet
★  jet engines
★  3 blade propeller
★  jet drive
★  jet boat
  jet airplane
  pic
  basic stamp
  non cupped propeller
  3 blade
  jet propulsion
  turbofan
  2 blade
  xmos
  4 blade

Your alternative for propeller is not listed? Suggest!
Speaking about propeller, one probably shouldn't forget about parachute.

Other search terms related to propeller and their ratings are:
★★★★★ parachute
★★★★ wings pin
★ fan
★ boat
You have in mind a companion for propeller and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of propeller in all years. Click on graph for more.
propeller
jet
impeller