abstention vs chastity

abstention

noun
  • The act of abstaining or refraining (from). 

  • Non-participation in the political world; as a country avoiding international affairs. 

  • The act of declining to vote on a particular issue. 

chastity

noun
  • The quality of being chaste: the state of abstaining from any sexual activity considered immoral; avoidance of sexual sins. 

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