erotic vs lovesick

erotic

adj
  • Relating to or tending to arouse sexual desire or excitement. 

noun
  • An amorous composition or poem. 

lovesick

adj
  • Having an aching desire for one's beloved. 

  • Behaving oddly, or as though in distress, due to being overcome by feelings of love. 

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