medley vs transfusion

medley

noun
  • A collection or mixture of miscellaneous things. 

  • A competitive swimming event that combines the four strokes of butterfly, backstroke, breaststroke, and freestyle. 

  • A cloth of mixed colours. 

  • A collection of related songs played or mixed together as a single piece. 

verb
  • To combine, to form a medley. 

transfusion

noun
  • The transfer of blood or blood products from one individual to another. 

  • The act of pouring liquid from one vessel to another. 

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