libido vs pansexuality

libido

noun
  • Drives or mental energies related to or based on sexual instincts but not necessarily sexual in and of themselves. 

  • Sexual urges or drives. 

  • Synonym of albedo in terms of a planet's, such as that of Mars, average surface spectral reflectivity. 

pansexuality

noun
  • A sexual orientation characterized by the potential for aesthetic attraction, romantic love and/or sexual desire for people regardless of their gender or sex. 

  • Sexuality that encompasses all kinds of sexuality. 

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