addition vs exclusion

addition

noun
  • The act of adding anything. 

  • The arithmetic operation of adding. 

  • A dot at the right side of a note as an indication that its sound is to be lengthened one half. 

  • Anything that is added. 

  • A title annexed to a person's name to identify him or her more precisely. 

  • Something added to a coat of arms, as a mark of honour. 

exclusion

noun
  • The act of excluding or shutting out; removal from consideration or taking part. 

  • An item not covered by an insurance policy. 

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