heliotrope vs sanguine

heliotrope

noun
  • A bloodstone (a variety of quartz). 

  • A light purple or violet colour. 

  • Particularly, a purple-flowered plant of the species Heliotropium arborescens. 

  • An instrument, employed in triangulation, that uses a mirror to reflect sunlight toward another, very distant, surveyor. 

  • The fragrance of heliotrope flowers. 

  • A plant that turns so that it faces the sun. 

adj
  • Light purple or violet. 

  • Keeping one’s face turned toward the sun. 

sanguine

noun
  • Bloodstone. 

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

  • Red crayon. 

  • Blood colour; red. 

  • 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. 

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