/ Thesaurus / W Synonyms of walter mitty Find synonyms for: Noun1. Walter Mittyusage: fictional character created by James Thurber who daydreams about his adventures and triumphsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language