big up vs vilify

big up

noun
  • Significant respect or acclaim. 

verb
  • To proclaim or exaggerate the importance of; to promote. 

  • To become big. 

vilify

verb
  • To belittle through speech; to put down. 

  • To say defamatory things about someone or something; to speak ill of. 

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