percolate vs syrup

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. 

syrup

noun
  • Any viscous liquid. 

  • A wig. 

  • Any thick liquid that has a high sugar content and which is added to or poured over food as a flavouring. 

verb
  • To convert or process into syrup. 

  • To add syrup to. 

  • To sabotage (a vehicle) by pouring syrup into the gas tank. 

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