celibacy vs chastity

celibacy

noun
  • Abstinence from sexual relations. 

  • Abstaining from marriage; the state of being unmarried. 

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 celibacy and chastity occurred in a corpus of books? (source: Google Ngram Viewer )