fast and loose vs libertine

fast and loose

noun
  • A con game played with a chain, belt or string that is laid down to form two open loops. The mark places a finger or stick in one of the loops to try to secure the chain when it gets lifted, but the con artist is able to prevent this no matter which loop was chosen. 

libertine

noun
  • One who is freethinking in religious matters. 

  • Someone (especially a man) who takes no notice of moral laws, especially those involving sexual propriety; someone loose in morals; a pleasure-seeker. 

  • Someone freed from slavery in Ancient Rome; a freedman. 

adj
  • Dissolute, licentious, profligate; loose in morals. 

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