eroticism vs libidinosity

eroticism

noun
  • the state of being erotic, or of being sexually aroused 

  • sexual excitement, especially if abnormally persistent 

libidinosity

noun
  • Lustful desires, characterized by lewdness; sensuality; lascivity. 

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