admixture vs heating

admixture

noun
  • An instance of admixing, a mixing in of something. 

  • a mixture composed of entities retaining their individual properties. 

  • A mixing-in of a biologically or genetically differentiated group to an established stock. 

  • A mixture, in some contexts 

heating

noun
  • The act of making something hot. 

  • A system that raises the temperature of a room or building. Compare heater. 

adj
  • Causing heat. 

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