lilac vs scarlet

lilac

adj
  • Having a pale purple colour. 

noun
  • A flower of the lilac shrub. 

  • A pale purple color, the color of some lilac flowers. 

  • A large shrub of the genus Syringa, especially Syringa vulgaris, bearing white, pale-pink, or purple flowers. 

scarlet

adj
  • Of a bright red colour. 

  • Sinful or whorish. 

  • Blushing; embarrassed or mortified. 

verb
  • To dye or tinge (something) with scarlet. 

noun
  • A brilliant red colour tinged with orange. 

  • Cloth of a scarlet color. 

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