discontent vs grouch

discontent

verb
  • To deprive of contentment; to make uneasy; to dissatisfy. 

noun
  • Dissatisfaction. 

  • A longing for better times or circumstances. 

  • A discontented person; a malcontent. 

adj
  • Not content; discontented; dissatisfied. 

grouch

verb
  • To be grumpy or irritable; to complain. 

noun
  • A complaint, a grumble, a fit of ill-humor. 

  • One who is grumpy or irritable. 

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