ostracism vs separation

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. 

separation

noun
  • The act or condition of two or more people being separated from one another. 

  • Departure from active duty, while not necessarily leaving the service entirely. 

  • An agreement legalizing such an arrangement. 

  • An object that separates two spaces. 

  • The act of disuniting two or more things, or the condition of being separated. 

  • The place at which a division occurs. 

  • An interval, gap or space that separates things or people. 

  • The act or condition of a married couple living in separate homes while remaining legally married. 

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