bona fide vs documentary

bona fide

adj
  • Genuine; not counterfeit. 

  • In good faith; sincere; without deception or ulterior motive. 

adv
  • In good faith; genuinely, sincerely. 

documentary

adj
  • Presented objectively without the insertion of fictional matter. 

  • Of, related to, or based on documents. 

  • Which serves to document (record and:or illustrate) a subject. 

noun
  • A film, TV program, publication etc. which presents a social, political, scientific or historical subject in a factual or informative manner. 

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