derivate vs derived

derivate

adj
  • Derived; derivative. 

noun
  • Something derived; a derivative. 

derived

adj
  • A product of derivation 

  • Of, or pertaining to, conditions unique to the descendant species of a clade, and not found in earlier ancestral species. 

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