propeller vs turner

propeller

noun
  • One who, or that which, propels. 

  • A mechanical device with evenly-shaped blades that turn on a shaft to push against air or water, especially one used to propel an aircraft or boat. 

  • A steamboat thus propelled; a screw steamer. 

  • A spinnerbait. 

turner

noun
  • One who or that which turns. 

  • A kitchen utensil used for turning food. 

  • An acrobat or gymnast, especially (historical) a member of the German Turnvereine, German-American gymnastic clubs that also served as nationalist political groups. 

  • A very dry pitch on which the ball will turn with ease. 

  • A variety of pigeon; a tumbler. 

  • A person who practices athletic or gymnastic exercises. 

  • An old Scottish copper coin worth two pence, issued by King James VI. 

  • A person who turns and shapes wood etc. on a lathe 

How often have the words propeller and turner occurred in a corpus of books? (source: Google Ngram Viewer )