documentary vs true

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. 

true

adj
  • Conforming to the actual state of reality or fact; factually correct. 

  • As an ellipsis of "(while) it is true (that)", used to start a sentence 

  • Conforming to a rule or pattern; exact; accurate. 

  • Genuine; legitimate, valid. 

  • Correctly aligned or calibrated, without deviation. 

  • based on actual historical events. 

  • Used in the designation of group of species, or sometimes a single species, to indicate that it belongs to the clade its common name (which may be more broadly scoped in common speech) is restricted to in technical speech, or to distinguish it from a similar species, the latter of which may be called false. 

  • Fair, unbiased, not loaded. 

  • Of the state in Boolean logic that indicates an affirmative or positive result. 

  • Loyal, faithful. 

  • Accurate; following a path toward the target. 

adv
  • Accurately. 

verb
  • To straighten (of something that is supposed to be straight). 

  • To make even, level, symmetrical, or accurate, align; adjust. 

noun
  • The state of being in alignment. 

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