dismount vs turner

dismount

noun
  • The part of a routine in which the gymnast detaches from an apparatus. 

verb
  • To come down; to descend. 

  • To throw (cannon) off their carriages. 

  • To make (a mounted drive) unavailable for use. 

  • To (cause to) get off (something). 

turner

noun
  • A person who practices athletic or gymnastic exercises. 

  • 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. 

  • One who or that which turns. 

  • A variety of pigeon; a tumbler. 

  • 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 dismount and turner occurred in a corpus of books? (source: Google Ngram Viewer )