garget vs pocan

garget

noun
  • Pokeweed. 

  • An inflammation on a cow's or sheep's udder. 

  • A distemper in pigs accompanied by staggering and loss of appetite. 

pocan

noun
  • The poke, Phytolacca americana (formerly Phytolacca decandra). 

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