authentic vs indirect

authentic

adj
  • Conforming to reality and therefore worthy of trust, reliance, or belief. 

  • Of the same origin as claimed; genuine. 

  • Having the final as the lowest note of the mode. 

indirect

adj
  • Not of obvious or immediate cause, but as a secondary result 

  • Not focused straight at the target or subject, but by more subtle means 

  • Not involving the quickest, shortest, or most convenient path 

verb
  • To access by means of indirection; to dereference. 

noun
  • An indirect cost. 

  • An indirect radiator 

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