Progressive vs systemative

Progressive

adj

  • Of or pertaining to such a party, its policies, or its membership. 

  • Belonging to or supporting a Progressive Party. 

noun

  • A member or supporter of a Progressive Party. 

systemative

adj

  • According to, or using, a system, especially a previously agreed one. 

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