licentious vs sex-positive

licentious

adj
  • Lacking restraint, or ignoring societal standards, particularly in sexual conduct; sexually unprincipled 

  • Disregarding accepted rules. 

sex-positive

adj
  • Viewing sexual activity as fundamentally good and healthy. 

How often have the words licentious and sex-positive occurred in a corpus of books? (source: Google Ngram Viewer )