conjecture vs fact

conjecture

noun
  • A statement or an idea which is unproven, but is thought to be true; a guess. 

  • A statement likely to be true based on available evidence, but which has not been formally proven. 

  • A supposition based upon incomplete evidence; a hypothesis. 

verb
  • To infer on slight evidence; to guess at. 

  • To guess; to venture an unproven idea. 

fact

noun
  • Something actual as opposed to invented. 

  • An individual value or measurement at the lowest level of granularity in a data warehouse. 

  • An objective consensus on a fundamental reality that has been agreed upon by a substantial number of experts. 

  • Something which is real. 

  • A wrongful or criminal deed. 

  • Something concrete used as a basis for further interpretation. 

  • Information about a particular subject, especially actual conditions and/or circumstances. 

intj
  • Used before making a statement to introduce it as a trustworthy one. 

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