aspirate vs percolate

aspirate

verb
  • To remove a liquid or gas by means of suction. 

  • To produce an audible puff of breath. especially following a consonant, such as the letter "h" at the beginning of house or hat in standard English. 

  • To inhale so as to draw something other than air into one's lungs. 

noun
  • The puff of air accompanying the release of a plosive or fricative consonant. 

  • A sample of fluid, tissue, or other substance that is withdrawn from a body cavity, cyst, or tumor. 

  • A mark of aspiration (#) used in Greek; the asper, or rough breathing. 

  • A sound produced by such a puff of air. 

adj
  • Synonym of aspirated. 

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. 

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