assimilate vs extract

assimilate

noun
  • Something that is or has been assimilated. 

verb
  • To bring to a likeness or to conformity; to cause a resemblance between. 

  • To incorporate nutrients into the body, especially after digestion. 

  • To incorporate or absorb (knowledge) into the mind. 

  • To liken, compare to something similar. 

  • To become similar. 

  • To absorb (a person or people) into a community or culture. 

  • To be incorporated or absorbed into something. 

extract

noun
  • Something that is extracted or drawn out. 

  • A decoction, solution, or infusion made by drawing out from any substance that which gives it its essential and characteristic virtue 

  • Ancestry; descent. 

  • A draft or copy of writing; a certified copy of the proceedings in an action and the judgment therein, with an order for execution. 

  • Any substance extracted is such a way, and characteristic of that from which it is obtained 

  • A solid preparation obtained by evaporating a solution of a drug, etc., or the fresh juice of a plant (distinguished from an abstract). 

  • A portion of a book or document, incorporated distinctly in another work; a citation; a quotation. 

verb
  • To select parts of a whole 

  • To determine (a root of a number). 

  • To take by selection; to choose out; to cite or quote, as a passage from a book. 

  • To draw out; to pull out; to remove forcibly from a fixed position, as by traction or suction, etc. 

  • To withdraw by expression, distillation, or other mechanical or chemical process. Compare abstract (transitive verb). 

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