conclusion vs preamble

conclusion

noun
  • The end or close of a pleading, for example, the formal ending of an indictment, "against the peace", etc. 

  • The outcome or result of a process or act. 

  • In an argument or syllogism, the proposition that follows as a necessary consequence of the premises. 

  • A decision reached after careful thought. 

  • An estoppel or bar by which a person is held to a particular position. 

  • The end, finish, close or last part of something. 

preamble

verb
  • To speak or write a preamble; to provide a preliminary statement or set of remarks. 

noun
  • A short preliminary statement or remark, especially an explanatory introduction to a formal document or statute. 

  • A syncword. 

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