shortcut vs underway

shortcut

noun
  • A path between two points that is faster than the commonly used paths. 

  • A keyboard shortcut: a combination of keystrokes that provides easier access to a command or operation. 

  • A method to accomplish something that omits one or more steps. 

  • A file that points to the location of another file and serves as a quick way to access it. 

verb
  • To take or use a shortcut 

underway

noun
  • A road, track, path, or street for going under another way or obstacle; an underpass. 

  • An underground passage, subway, tunnel. 

  • A voyage, especially underwater. 

adv
  • In motion, in progress; being done or carried out; on a journey. 

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