bidding vs dictum

bidding

noun
  • The act of placing a bid. 

  • That which one is bidden to do; a command. 

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. 

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