ostracize vs overlook

ostracize

verb
  • To exclude a person from a community or from society by not communicating with them or by refusing to acknowledge their presence; to refuse to associate with or talk to; to shun. 

  • To ban a person from a city for five or ten years through the procedure of ostracism. 

overlook

verb
  • To pretend not to have noticed (something, especially a mistake or flaw); to pass over (something) without censure or punishment. 

  • To offer a view (of something) from a higher position. 

  • To fail to notice; to look over and beyond (anything) without seeing it. 

noun
  • A vista or point that gives a beautiful view. 

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