Walter Mitty vs utopian

Walter Mitty

noun
  • An imposter, especially one falsely claiming to have done military service. 

  • A sad or pathetic person given to flights of fancy; a daydreamer. 

utopian

noun
  • Someone who supports or heralds the establishment of a utopia. 

adj
  • Ideal but often impractical; visionary. 

  • Of or pertaining to or resembling a utopia. 

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