activist vs satisfactory

activist

noun
  • One who is conspicuously active in carrying out any occupational or professional functions. 

  • One who is politically active in the role of a citizen; especially, one who campaigns for change. 

adj
  • Behaving as an activist. 

satisfactory

noun
  • Somebody or something that meets requirements without exceeding them. 

  • The rating given to somebody or something that meets requirements without exceeding them. 

adj
  • Causing satisfaction; agreeable or pleasant; satisfying. 

  • Done to satisfaction; adequate or sufficient. 

  • Making atonement for a sin; expiatory. 

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