biscuit vs saffron

biscuit

noun
  • A light brown colour. 

  • A small, flat, baked good which is either hard and crisp or else soft but firm; a cookie. 

  • The head. 

  • A puck (hockey puck). 

  • A form of unglazed earthenware. 

  • A thin oval wafer of wood or other material inserted into mating slots on pieces of material to be joined to provide gluing surface and strength in shear. 

  • A cracker. 

  • A plastic card bearing the codes for authorizing a nuclear attack. 

  • A handgun, especially a revolver. 

  • A small, usually soft and flaky bread, generally made with baking soda, which is similar in texture to a scone but which is usually not sweet. 

  • The "bread" formerly supplied to naval ships, which was made with very little water, kneaded into flat cakes, and slowly baked, and which often became infested with weevils. 

saffron

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. 

adj
  • Having an orange-yellow colour. 

verb
  • 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. 

  • To embellish. 

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