invite vs watch out

invite

noun
  • An invitation. 

verb
  • To ask for the presence or participation of someone or something. 

  • To encourage. 

  • To allure; to draw to; to tempt to come; to induce by pleasure or hope; to attract. 

  • To request formally. 

watch out

intj
  • Used to warn someone of an imminent danger. 

verb
  • To be aware or conscious; to look closely or carefully; to use caution. Often used in the imperative. 

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