role vs situation

role

noun
  • The function or position of something. 

  • Designation that denotes an associated set of responsibilities, knowledge, skills, and attitudes 

  • In the Raku programming language, a code element akin to an interface, used for composition of classes without adding to their inheritance chain. 

  • The function of a word in a phrase. 

  • An ancient unit of quantity, 72 sheets of parchment. 

  • A character or part played by a performer or actor. 

  • The expected behaviour of an individual in a society. 

situation

noun
  • The way in which something is positioned vis-à-vis its surroundings. 

  • A position of employment; a post. 

  • The combination of circumstances at a given moment; a state of affairs. 

  • The place in which something is situated; a location. 

  • Position or status with regard to conditions and circumstances. 

  • An outfit, garment, or look. 

  • A difficult or unpleasant set of circumstances; a problem. 

  • An individual movie theater. 

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