approval vs dispensation

approval

noun
  • An expression granting permission; an indication of agreement with a proposal; an acknowledgement that a person, thing, or event meets requirements. 

  • Something mailed by a seller to a collector to match their stated interests; the collector can approve of or return the item. 

  • An expression of favorable acceptance and encouragement; a compliment that also condones. 

dispensation

noun
  • That which is dispensed, dealt out, or given; that which is bestowed on someone 

  • In the Roman Catholic Church, an exemption from some ecclesiastical law, or from an obligation to God which a person has incurred of his own free will (oaths, vows, etc.). 

  • The act of dispensing or dealing out; distribution 

  • A system of principles, promises, and rules ordained and administered; scheme; economy 

  • The distribution of good and evil by God to man. 

  • The relaxation of a law in a particular case; permission to do something forbidden, or to omit doing something enjoined; exemption. 

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