charter vs covenant

charter

noun
  • A deed (legal contract). 

  • A special privilege, immunity, or exemption. 

  • The temporary hiring or leasing of a vehicle. 

  • A contract for the commercial leasing of a vessel, or space on a vessel. 

  • a provision whose unintended consequence would be to encourage an undesirable activity 

  • A similar document conferring rights and privileges on a person, corporation etc. 

  • A document issued by some authority, creating a public or private institution, and defining its purposes and privileges. 

verb
  • To grant or establish a charter. 

  • To lease or hire something by charter. 

  • (of a peace officer) To inform (an arrestee) of their constitutional rights under the Canadian Charter of Rights and Freedoms upon arrest. 

adj
  • Leased or hired. 

covenant

noun
  • A promise, incidental to a deed or contract, either express or implied. 

  • An incidental clause in an agreement. 

  • An agreement to do or not do a particular thing. 

  • A pact or binding agreement between two or more parties. 

verb
  • To enter into, or promise something by, a covenant. 

  • To enter a formal agreement. 

  • To make a stipulation. 

  • To bind oneself in contract. 

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