academia vs varsity

academia

noun
  • Continuous study at higher education institutions; scholarship. 

  • The scientific and cultural community engaged in higher education and research, taken as a whole. 

varsity

noun
  • university 

  • The principal sports team representing an institution (usually a high school, college, or university.) 

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