death sentence vs warning

death sentence

noun
  • Anything that spells death. 

  • A decree that someone be put to death as a punishment for a crime; a sentence of execution. 

warning

noun
  • Something spoken or written that is intended to warn. 

  • The action of the verb warn; an instance of warning someone. 

intj
  • Used to warn of danger in signs and notices. 

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