patter vs scritch

patter

noun
  • A soft repeated sound, as of rain falling, or feet walking on a hard surface. 

  • One who pats. 

  • Glib and rapid speech, such as from an auctioneer or a sports commentator. 

verb
  • To speak glibly and rapidly, as does an auctioneer or a sports commentator. 

  • To spatter; to sprinkle. 

  • To make irregularly repeated sounds of low-to-moderate magnitude and lower-than-average pitch. 

scritch

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

  • The act of scratching an itch. 

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

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

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