eyeball vs look at

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. 

look at

verb
  • To observe or watch (something). 

  • to face (to be presented or confronted with; to have in prospect) 

  • To consider. 

  • To study (something) visually. 

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