irreverence vs religion

irreverence

noun
  • The state or quality of being irreverent; want of proper reverence; disregard of the authority and character of a superior. 

religion

verb
  • Engage in religious practice. 

  • To make sacred or symbolic; sanctify. 

  • Indoctrinate into a specific religion. 

noun
  • Rituals and actions associated with religious beliefs, but considered apart from them. 

  • Any practice to which someone or some group is seriously devoted. 

  • Belief in a spiritual or metaphysical reality (often including at least one deity), accompanied by practices or rituals pertaining to the belief. 

  • A particular system of such belief, and the rituals and practices proper to it. 

  • The way of life committed to by monks and nuns. 

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