ploy vs shtick

ploy

noun
  • A tactic, strategy, or scheme. 

  • Sport; frolic. 

verb
  • To form a column from a line of troops on some designated subdivision. 

shtick

noun
  • A gimmick. 

  • A generally humorous routine. 

  • A characteristic trait or theme, especially in the way people or media present themselves. 

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