derivate vs eventual

derivate

noun
  • Something derived; a derivative. 

adj
  • Derived; derivative. 

eventual

adj
  • Finally resulting or occurring (after a period of time); inevitable. 

  • Possible, potential. 

  • Pertaining to events; event-related, evential. 

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