dictum vs legislation

dictum

noun
  • An arbitrament or award. 

  • An authoritative statement; a dogmatic saying; a maxim, an apothegm. 

  • The report of a judgment made by one of the judges who has given it. 

  • A judicial opinion expressed by judges on points that do not necessarily arise in the case, and are not involved in it. 

legislation

noun
  • The act of legislating; preparation and enactment of laws. 

  • Law which has been enacted by legislature or other governing body 

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