deplete vs eat up

deplete

verb
  • To reduce by destroying or consuming the vital powers of; to exhaust, as a country of its strength or resources, a treasury of money, etc. 

  • To empty or unload, as the vessels of the human system, by bloodletting or by medicine. 

eat up

verb
  • To consume completely. 

  • To accept or believe entirely, immediately, and without questioning. 

  • to find something to be very cute (typically only used for children or pets) 

  • His behavior has eaten up all the goodwill we felt towards him. 

  • To cover (a distance or an amount). 

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