expectancy vs reliance

expectancy

noun
  • Future interest as to possession or enjoyment 

  • Expectation or anticipation; the state of expecting something. 

  • The state of being expected. 

reliance

noun
  • The condition of being reliant or dependent. 

  • A person or thing which relies on another. 

  • The act of relying (on or in someone or something); trust. 

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