startle vs surprise greatly

startle

noun
  • A sudden motion or shock caused by an unexpected alarm, surprise, or apprehension of danger. 

verb
  • To move suddenly, or be excited, on feeling alarm; to start. 

  • To excite by sudden alarm, surprise, or apprehension; to frighten suddenly and not seriously; to alarm; to surprise. 

surprise greatly

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