betoken vs foretell

betoken

verb
  • To foreshow by present signs; indicate something future by that which is seen or known. 

  • To signify by some visible object; show by signs or tokens. 

foretell

verb
  • To tell (a person) of the future. 

  • To predict; to tell (the future) before it occurs; to prophesy. 

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