moratorium vs prohibition

moratorium

noun
  • An authorization to a debtor, permitting temporary suspension of payments. 

  • A suspension of an ongoing activity. 

prohibition

noun
  • An act of prohibiting, forbidding, disallowing, or proscribing something. 

  • A law prohibiting the manufacture or sale of alcohol. 

  • A period of time when specific socially disapproved consumables are considered controlled substances. 

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