saffron vs slush

saffron

verb
  • To embellish. 

  • To add saffron to (a food), for taste, colour etc. 

  • To dye (a fabric, garment, etc.) with a saffron-based dye. 

  • To give a saffron colour to (something). 

  • To colour (a metal or wooden surface) with a gilding product containing saffron. 

adj
  • Having an orange-yellow colour. 

noun
  • An orange-yellow colour, the colour of a lion's pelt. 

  • A spice (seasoning) and colouring agent made from the stigma and part of the style of the plant, sometimes or formerly also used as a dye and insect repellent. 

  • The plant Crocus sativus, a crocus. 

slush

verb
  • To slosh or splash; to move as, or through, a slushy or liquid substance. 

  • To smear with slushy liquid or grease. 

  • To paint with a mixture of white lead and lime. 

noun
  • Liquid mud or mire. 

  • A soft mixture of grease and other materials, used for lubrication. 

  • Flavored shaved ice served as a drink. 

  • Half-melted snow or ice, generally located on the ground. 

  • A mixture of white lead and lime, used as a paint to prevent oxidation. 

  • Unsolicited manuscripts, as in slush pile. 

  • The refuse grease and fat collected in cooking, especially on shipboard. 

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