papilla vs sprout

papilla

noun
  • A small fleshy projection on a plant. 

  • Any of the small protuberances on the upper surface of the tongue often containing taste buds. 

  • A vascular process of connective tissue extending into and nourishing the root of a hair, feather, or developing tooth. 

  • Any of the vascular protuberances of the dermal layer of the skin extending into the epidermal layer and often containing tactile corpuscles. 

sprout

noun
  • A new growth on a plant, whether from seed or other parts. 

  • A child. 

  • A Brussels sprout. 

  • A bean sprout. 

  • An edible germinated seed. 

verb
  • To emerge from the ground as sprouts. 

  • To emerge haphazardly from a surface. 

  • To emerge or appear haphazardly 

  • To cause to grow from a seed. 

  • To deprive of sprouts. 

  • To grow from seed; to germinate. 

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