eyeball vs stake out

eyeball

verb
  • To stare at intently. 

  • To roll one's eyes. 

  • To gauge, estimate or judge by eye, rather than measuring precisely; to look or glance at. 

  • To scrutinize. 

noun
  • A face-to-face meeting. 

  • The ball of the eye. 

  • A person's focus of attention. 

  • A favourite or pet; the apple of someone's eye. 

  • A readership or viewership. 

stake out

verb
  • To watch a location and/or people, generally covertly. 

  • To mark off the limits by stakes 

  • To end the game by hitting the stake peg in the middle of the court. 

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