endangerment vs precariousness

endangerment

noun
  • The act of putting someone into danger, or the condition of being in danger. 

  • The exposure of someone, especially a child, to danger or harm. 

precariousness

noun
  • A state of being uncertain or unstable. 

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