commerce vs fornication

commerce

noun
  • Social intercourse; the dealings of one person or class in society with another; familiarity. 

  • An 18th-century French card game in which the cards are subject to exchange, barter, or trade. 

  • The exchange or buying and selling of commodities; especially the exchange of merchandise, on a large scale, between different places or communities; extended trade or traffic. 

fornication

noun
  • Sexual intercourse in general; sex. 

  • Sexual intercourse by people who are not married to each other, or which is considered illicit in another way. 

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