evagination vs extroversion

evagination

noun
  • The act of evaginating. 

  • An outgrowth or protruded part. 

extroversion

noun
  • The condition of being inside out, especially in relation to the bladder. 

  • A personality orientation towards others and things outside oneself; behavior expressing such orientation. 

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