disinterestedness vs floccinaucinihilipilification

disinterestedness

noun
  • The state or quality of being disinterested. 

floccinaucinihilipilification

noun
  • The act or habit of describing or regarding something as unimportant, of having no value or being worthless. 

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