complexion vs heliotrope

complexion

noun
  • The outward appearance of something. 

  • Outlook, attitude, or point of view. 

  • The quality, colour, or appearance of the skin on the face. 

  • An arrangement. 

verb
  • To give a colour to. 

heliotrope

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

  • A light purple or violet colour. 

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

  • A bloodstone (a variety of quartz). 

  • 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. 

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