identification vs sit-down

identification

noun
  • A feeling of support, sympathy, understanding, or belonging towards somebody or something. 

  • The combination of identifying (which one, which thing) and validating the identity (proving or confirming it); identifying and authenticating viewed as a unitary concept in cognition. 

  • A particular instance of identifying something. 

  • A document or documents serving as evidence of a person's identity. 

  • The act of identifying (i.e., which one, which thing). 

  • The state of being identified. 

sit-down

noun
  • An act of sitting down, especially with other people in some form of social exchange. 

  • A sit-in, a protest of civil disobedience by people sitting and refusing to move. 

adj
  • Intended to be done, used, consumed etc. while sitting. 

How often have the words identification and sit-down occurred in a corpus of books? (source: Google Ngram Viewer )