moratorium vs truce

moratorium

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

  • A suspension of an ongoing activity. 

truce

noun
  • an agreement between opposed parties in which they pledge to cease fighting for a limited time 

  • a period of time in which no fighting takes place due to an agreement between the opposed parties 

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