licentious vs unmoral

licentious

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

  • Disregarding accepted rules. 

unmoral

adj
  • Not applicable for moral consideration. 

  • Not moral. 

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