dispensation vs heritability

dispensation

noun
  • The act of dispensing or dealing out; distribution 

  • 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.). 

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

  • 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. 

heritability

noun
  • The condition of being inheritable 

  • The ratio of the genetic variance of a population to its phenotypic variance; i.e. the proportion of variability that is genetic in origin 

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