assimilate vs diverge

assimilate

verb
  • To become similar. 

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

  • To be incorporated or absorbed into something. 

noun
  • Something that is or has been assimilated. 

diverge

verb
  • To become different; to run apart; to separate; to tend into different directions. 

  • To separate, to tend into a different direction (from another line or path). 

  • To run apart; to separate; to tend into different directions. 

  • To become different, to separate (from another line or path). 

  • Not to converge: to have no limit, or no finite limit. 

  • Both stories start out the same way, but they diverge halfway through. 

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