spiel vs talk big

spiel

verb
  • To give a sales pitch; to promote by speaking. 

  • To talk at length. 

noun
  • A game of curling. 

  • A lengthy and extravagant speech or argument usually intended to persuade. 

  • An early form of rap music. 

talk big

verb
  • To brag; to exaggerate one's abilities or achievements. 

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