unbelieving vs wide-eyed

unbelieving

adj
  • That does not believe; incredulous, skeptical. 

wide-eyed

adj
  • Used other than figuratively or idiomatically: see wide, eye, -ed. 

  • Astonished or surprised. 

How often have the words unbelieving and wide-eyed occurred in a corpus of books? (source: Google Ngram Viewer )