make out vs scritch

make out

verb
  • To discern; to manage to see, hear etc. 

  • To manage, get along; to do (well, badly etc.). 

  • To draw up (a document etc.), to designate (a cheque) to a given recipient, payee. 

  • To represent; to make (something) appear to be true. 

  • To embrace and kiss passionately. 

  • To engage in heavy petting or sexual intercourse. 

scritch

verb
  • To make a light scratching sound, like a small animal burrowing. 

  • To scratch so as to relieve an itch or irritation. 

noun
  • The act of scratching an itch. 

  • A light scratching sound, like a small animal burrowing. 

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