Wonkaesque vs mainstream

Wonkaesque

adj
  • Reminiscent of Willy Wonka, the fantastically eccentric owner of a magical chocolate factory in children's books by Roald Dahl. 

mainstream

verb
  • To become mainstream. 

  • To popularize, to normalize, to render mainstream. 

  • To educate (a disabled student) together with non-disabled students. 

adj
  • Used or accepted broadly rather than by small portions of a population or market. 

noun
  • That which is common; the norm. 

  • The principal current in a flow, such as a river or flow of air 

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