grog vs percolate

grog

noun
  • A glass or serving of an alcoholic beverage. 

  • An alcoholic beverage made with hot water or tea, sugar and rum, sometimes also with lemon or lime juice and spices, particularly cinnamon. 

  • An alcoholic beverage made with rum and water, especially that once issued to sailors of the Royal Navy. 

  • A type of pre-fired clay that has been ground and screened to a specific particle size. 

  • Any alcoholic beverage. 

verb
  • To grind and screen (clay) to a specific particle size. 

percolate

noun
  • A liquid that has been percolated. 

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. 

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