percolate vs sprinkle

percolate

verb
  • To pass a liquid through a porous substance; to filter. 

  • To make (coffee) in a percolator. 

  • To drain or seep through a porous substance. 

  • To spread slowly or gradually; to slowly become noticed or realised. 

noun
  • A liquid that has been percolated. 

sprinkle

verb
  • To cover (an object) by sprinkling a substance on to it. 

  • To drip in fine drops, sometimes sporadically. 

  • To baptize by the application of a few drops, or a small quantity, of water; hence, to cleanse; to purify. 

  • To rain very lightly outside. 

  • To cause (a substance) to fall in fine drops (for a liquid substance) or small pieces (for a solid substance). 

noun
  • An aspersorium or utensil for sprinkling. 

  • A light rain shower. 

  • A small hard piece of sugar and starch, or chocolate, used to decorate cakes etc. 

  • A light covering with a sprinkled substance. 

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