parritch vs porridge

parritch

noun
  • Porridge. 

porridge

noun
  • Oatmeal porridge. 

  • A prison sentence. 

  • Rice porridge; congee. 

  • A type of thick soup or stew, especially thickened with barley. 

  • A dish made of grain or legumes, milk and/or water, heated and stirred until thick and typically eaten for breakfast. 

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