invite vs lead on

invite

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

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

  • To encourage. 

  • To request formally. 

noun
  • An invitation. 

lead on

verb
  • to encourage with the illusion of a romantic relationship. 

  • to mislead, to try to make someone believe a lie. 

  • Used other than figuratively or idiomatically: see lead, on. 

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