fact-finding vs speculative

fact-finding

adj
  • Designed to determine factual information; investigative. 

noun
  • The determination of factual information. 

speculative

adj
  • Characterized by speculation; based on guessing, unfounded opinions, or extrapolation. 

  • Pursued as a gamble, with possible large profits or losses; risky. 

  • Pertaining to financial speculation; Involving or resulting from high-risk investments or trade. 

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