sanguine vs undecided

sanguine

noun
  • A tincture, seldom used, of a blood-red colour (not to be confused with murrey). 

  • Red crayon. 

  • Blood colour; red. 

  • Bloodstone. 

  • Anything of a blood-red colour, as cloth. 

adj
  • Characterized by abundance and active circulation of blood. 

  • Having the colour of blood; blood red. 

  • Anticipating the best; optimistic; confident; full of hope. 

  • Warm; ardent. 

verb
  • To stain with blood; to impart the colour of blood to; to ensanguine. 

undecided

adj
  • Uncommitted, not having reached a decision. 

  • Open and not yet settled or determined. 

noun
  • A voter etc. who has not yet come to a decision. 

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