saffron vs tusk

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. 

tusk

verb
  • To gore with the tusks. 

  • To dig up using a tusk, as boars do. 

noun
  • A sharp point. 

  • One of a pair of elongated pointed teeth that extend outside the mouth of an animal such as walrus, elephant or wild boar, and which continue to grow throughout the animal's life. 

  • A tusk shell. 

  • A fish, the torsk (Brosme brosme). 

  • The share of a plough. 

  • A small projection on a (tusk) tenon. 

  • A projecting member like a tenon, and serving the same or a similar purpose, but composed of several steps, or offsets, called teeth. 

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