pumpkin vs saffron

pumpkin

noun
  • A domesticated plant, in species Cucurbita pepo, similar in growth pattern, foliage, flower, and fruit to the squash or melon. 

  • The color of the fruit of the pumpkin plant. 

  • Any of a number of cultivars from the genus Cucurbita; known in the US as winter squash. 

  • A term of endearment for someone small and cute. 

  • The round yellow or orange fruit of this plant. 

saffron

noun
  • The plant Crocus sativus, a crocus. 

  • 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. 

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 pumpkin and saffron occurred in a corpus of books? (source: Google Ngram Viewer )