crudity vs netherness

crudity

noun
  • The state of being crude. 

  • A crude act or characteristic. 

netherness

noun
  • The state or quality of being nether or beneath; lowness; inferiority. 

  • Deepness; depth; abyss. 

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