ideate vs revolve

ideate

verb
  • To apprehend in thought so as to fix and hold in the mind; to memorize. 

  • To generate an idea. 

noun
  • The actual existence supposed to correspond with an idea; the correlate in real existence to the idea as a thought or existence. 

adj
  • Produced by an idea. 

revolve

verb
  • To move in order or sequence. 

  • To orbit a central point (especially of a celestial body). 

  • To cause (something) to turn around a central point. 

  • To rotate around an axis. 

noun
  • The rotation of part of the scenery within a theatrical production. 

  • The rotating section itself. 

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