exclusion vs ostracism

exclusion

noun
  • The act of excluding or shutting out; removal from consideration or taking part. 

  • An item not covered by an insurance policy. 

ostracism

noun
  • Temporary exclusion from a community or society. 

  • In ancient Athens (and some other cities), the temporary banishment by popular vote of a citizen considered dangerous to the state. 

  • Banishment by some general consent. 

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