lascivious vs venereal

lascivious

adj
  • Wanton; lewd, driven by lust, lustful. 

venereal

adj
  • Of or relating to the genitals or sexual intercourse. 

  • Of a disease: sexually transmitted; of or relating to, or adapted to the cure of, a venereal disease. 

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