clue vs intimation

clue

noun
  • An object or a kind of indication which may be used as evidence. 

  • Information which may lead one to a certain point or conclusion. 

  • Insight or understanding ("to have a clue [about]" or "to have clue". See have a clue, clue stick) 

verb
  • To provide with a clue. 

  • To provide someone with information which he or she lacks (often used with "in" or "up"). 

intimation

noun
  • A hint; an obscure or indirect suggestion or notice; a remote or ambiguous reference. 

  • The thing intimated. 

  • Announcement; declaration. 

  • The act of intimating. 

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