apricot vs heliotrope

apricot

adj
  • Of a pale yellowish-orange colour, like that of an apricot. 

noun
  • The junction of the brain and brain stem on a target, used as an aiming point to ensure a one-shot kill. 

  • A pale yellow-orange colour, like that of an apricot fruit. 

  • A round sweet and juicy stone fruit, resembling peach or plum in taste, with a yellow-orange flesh, lightly fuzzy skin and a large seed inside. 

  • The apricot tree, Prunus armeniaca 

  • A dog with an orange-coloured coat. 

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. 

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