disassociate vs isolate

disassociate

verb
  • To separate; to disunite; to disintegrate; to dissolve. 

  • To separate into smaller discrete units, as with analysis. 

  • To separate (oneself); to dissolve one's association with a person, group, or situation. 

isolate

verb
  • To set apart or cut off from others. 

  • To self-isolate. 

  • To separate a pure strain of bacteria etc. from a mixed culture. 

  • To separate a substance in pure form from a mixture. 

  • To insulate, or make free of external influence. 

  • To insulate an electrical component from a source of electricity. 

  • To place in quarantine or isolation. 

noun
  • Something that has been isolated. 

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