curtain vs walkthrough

curtain

noun
  • A similar piece of cloth that separates the audience and the stage in a theater. 

  • Death. 

  • That part of a wall of a building which is between two pavilions, towers, etc. 

  • A piece of cloth covering a window, bed, etc. to offer privacy and keep out light. 

  • The beginning of a show; the moment the curtain rises. 

  • The flat area of wall which connects two bastions or towers; the main area of a fortified wall. 

verb
  • To hide, cover or separate as if by a curtain. 

  • To cover (a window) with a curtain; to hang curtains. 

walkthrough

noun
  • A theatrical or film rehearsal in which the actors move around the stage or set but are not in costume. 

  • A playthrough that details the steps involved in winning the game. 

  • A financial audit that traces a sample transaction through the system to ensure that it is processed and reported correctly. 

  • The process of inspecting algorithms and source code by following paths through the algorithms or code as determined by input conditions and choices made along the way. 

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