concision vs spontaneousness

concision

noun
  • Conciseness, brevity or terseness. 

  • A form of media censorship where discussions are limited in topics on the basis of broadcast time allotments. 

  • penile mutilation, emasculation (used as a polemical term in Paul's epistles) 

  • Mutilation. 

  • A cutting off; a division; a schism or faction. 

spontaneousness

noun
  • The state or condition of being spontaneous; spontaneity. 

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