/ Thesaurus / D Synonyms of disgruntlement Find synonyms for: Noun1. disgruntlement, discontentment, discontent, discontentednessusage: a feeling of sulky discontentWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language