gilt vs heliotrope

gilt

adj
  • Golden coloured. 

noun
  • A young female pig, at or nearing the age of first breeding. 

  • Gold-colored paint or other coating. 

  • Gold or other metal in a thin layer; gilding. 

  • A security issued by the Bank of England (see gilt-edged). 

  • Money. 

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 gilt and heliotrope occurred in a corpus of books? (source: Google Ngram Viewer )