demurrer vs reservation

demurrer

noun
  • 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. 

  • Someone who demurs. 

reservation

noun
  • A power of an overseeing authority to suspend legislation in the jurisdiction being overseen pending the approval of a higher authority. Such as a provincial/state governor reserving a bill passed by the state/provincial legislature from assent, pending approval of the federal government; or a federal bill passed by federal parliament being reserved by the viceroy pending approval by the crown. 

  • The area which separates opposing lanes of traffic on a divided motorway or dual carriageway; see also central reservation. 

  • The practice of reserving part of the consecrated bread of the Eucharist for the communion of the sick. 

  • Something that is withheld or kept back. 

  • A limiting qualification regarding certainty; a doubt. 

  • An arrangement by which accommodation or transport arrangements are secured in advance. 

  • A tract of land set apart by the US government for the use of a Native American people; Indian reservation (compare Canadian reserve). 

  • The act of reserving, withholding or keeping back. 

  • The act of the pope to reserve to himself the right to nominate to certain benefices. 

  • The setting aside of a certain percentage of vacancies in government institutions for members of backward and underrepresented communities (defined primarily by caste and tribe). 

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