smush vs trample on

smush

noun
  • A beaten or pulverized mass. 

  • An act of crushing or squeezing. 

verb
  • to mash; or push; especially to push down or in; compress 

  • To engage in intimate contact, especially sexual relations. 

trample on

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