demurrer vs grumble

demurrer

noun
  • Someone who demurs. 

  • A motion by a party to an action, for the immediate or summary judgment of the court on the question, whether, assuming the truth of the matter alleged by the opposite party, it is sufficient in law to sustain the action or defense, and hence whether the party resting is bound to answer or proceed further. 

grumble

noun
  • A surly complaint. 

  • A low thundering, rumbling or growling sound. 

  • The sound made by a hungry stomach. 

verb
  • To utter in a grumbling fashion. 

  • To complain; to murmur or mutter with discontent; to make ill-natured complaints in a low voice and a surly manner. 

  • To make a low, growling or rumbling noise, like a hungry stomach or certain animals. 

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