heliotrope vs lurid

heliotrope

adj
  • Light purple or violet. 

  • Keeping one’s face turned toward the sun. 

noun
  • A light purple or violet colour. 

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

  • A bloodstone (a variety of quartz). 

  • 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. 

lurid

adj
  • Having a colour tinged with purple, yellow, and grey. 

  • Being of a light yellow hue. 

  • Having a brown colour tinged with red. 

  • Ghastly, pale, wan in appearance. 

  • Shocking, horrifying, especially when it comes to violence or sex. 

  • Melodramatic. 

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