hodgepodge vs interfusion

hodgepodge

noun
  • A confused mass of ingredients shaken or mixed together in the same pot. 

  • A collection containing a variety of miscellaneous things. 

verb
  • To move or position in an erratic, disorganised manner. 

interfusion

noun
  • Mutual fusion or blending 

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