fast and loose vs truthful

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. 

truthful

adj
  • Honest, and always telling the truth. 

  • Accurately depicting what is real. 

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