persuasiveness vs promo

persuasiveness

noun
  • The capability of a person or argument to convince or persuade someone to accept a desired way of thinking. 

promo

noun
  • an interview or monologue intended to promote a character or an upcoming match. 

verb
  • To promote; to publicize. 

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