derived vs imaginative

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. 

imaginative

adj
  • Having a lively or creative imagination. 

  • Tending to be fanciful or inventive. 

  • False or imagined. 

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