abstain vs enact

abstain

verb
  • Refrain from (something or doing something); keep from doing, especially an indulgence. 

  • Deliberately refrain from casting one's vote at a meeting where one is present. 

enact

verb
  • to do; to effect 

  • to act the part of; to play 

  • to make (a bill) into law 

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