espy vs goggle

espy

verb
  • To find out or observe (someone or something, especially if not easy to see) by spying or looking; to catch sight of; to see; to spot. 

  • To see (someone or something) without foreplanning or unexpectedly. 

goggle

verb
  • To stare (at something) with wide eyes. 

  • To roll the eyes. 

noun
  • A wide-eyed stare or affected rolling of the eye. 

  • A pair of protective eyeglasses. 

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