carny vs ingenuous

carny

noun
  • A person who works in a carnival (often one who uses exaggerated showmanship or fraud). 

  • A person who works in a carnival (often one who uses exaggerated showmanship or fraud). (Australia) 

  • A carnival. 

  • Flattery. 

  • The jargon used by carnival workers. 

verb
  • To cajole, wheedle, or coax. 

ingenuous

adj
  • Straightforward, candid, open, and frank. 

  • Unsophisticated; clumsy or obvious. 

  • Naive and trusting. 

  • Demonstrating childlike simplicity. 

  • Unable to mask one's feelings. 

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