datum vs hunch

datum

noun
  • A premise from which conclusions are drawn. 

  • A floating reference point, or SLDMB, used to evaluate surface currents in a body of water. Often employed by coastal search and rescue. 

  • A fixed reference point or set of reference points which precisely define a system of measurement or a coordinate system. 

  • A fact known from direct observation. 

verb
  • To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device. 

hunch

noun
  • A theory, idea, or guess; an intuitive impression that something will happen. 

  • A push or thrust, as with the elbow. 

  • A hump; a protuberance. 

  • A stooped or curled posture; a slouch. 

  • A hunk; a lump; a thick piece. 

verb
  • To raise (one's shoulders) (while lowering one's head or bending the top of one's body forward); to curve (one's body) forward (sometimes followed by up). 

  • To thrust a hump or protuberance out of (something); to crook, as the back. 

  • To push or jostle with the elbow; to push or thrust against (someone). 

  • To bend the top of one's body forward while raising one's shoulders. 

  • To walk (somewhere) while hunching one's shoulders. 

  • To have a hunch, or make an intuitive guess. 

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