celibate vs singles

celibate

adj
  • Abstaining from sexual relations and pleasures. 

  • Not married. 

noun
  • One who is not married, especially one who has taken a religious vow not to get married, usually because of being a member of a religious community. 

verb
  • To practice celibacy 

singles

adj
  • Of or pertaining to unmarried people. 

noun
  • a game between individual players 

  • Synonym of tubulars 

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