gruel vs porridge

gruel

noun
  • punishment 

  • A thin, watery porridge, formerly eaten primarily by the poor and the ill. 

  • something that lacks substance 

  • semen 

verb
  • ejaculate 

  • To exhaust, use up, disable 

  • to punish 

porridge

noun
  • A prison sentence. 

  • Rice porridge; congee. 

  • Oatmeal porridge. 

  • 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 gruel and porridge occurred in a corpus of books? (source: Google Ngram Viewer )