have a thing vs smush

have a thing

verb
  • To be in a casual romantic relationship. 

  • To have a crush on, or a soft spot for, someone. 

smush

verb
  • To engage in intimate contact, especially sexual relations. 

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

noun
  • A beaten or pulverized mass. 

  • An act of crushing or squeezing. 

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