estate vs voting age

estate

adj
  • Previously owned; secondhand. 

noun
  • An organization's collective information technology resources. 

  • A station wagon; a car with a tailgate (or liftgate) and storage space to the rear of the seating which is coterminous with the passenger compartment (and often extensible into that compartment via folding or removable seating). 

  • An (especially extensive) area of land, under a single ownership. 

  • The collective property and liabilities of someone, especially a deceased person. 

  • The nature and extent of a person's interest in, or ownership of, land. 

  • A housing estate. 

  • The landed property owned or controlled by a government or a department of government. 

  • A major social class or order of persons regarded collectively as part of the body politic of the country and formerly possessing distinct political rights (Estates of the realm). 

voting age

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