prelude vs upshot

prelude

verb
  • To play an introduction or prelude; to give a prefatory performance. 

  • To introduce something, as a prelude. 

noun
  • An introductory or preliminary performance or event. 

  • A forerunner to anything. 

  • A standard module or library of subroutines and functions to be imported, generally by default, into a program. 

  • A short, free-form piece of music, originally one serving as an introduction to a longer and more complex piece; later, starting with the Romantic period, generally a stand-alone piece. 

upshot

noun
  • The final result, or outcome of something. 

  • A concise summary. 

  • A positive aspect or consequence, often either unexpected or in contrast to other negative aspects. 

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