/ Thesaurus / F Synonyms of falseness Find synonyms for: Noun1. falsity, falseness, unreality, irrealityusage: the state of being false or untrue; "argument could not determine its truth or falsity"2. faithlessness, falseness, fickleness, inconstancy, infidelity, unfaithfulnessusage: unfaithfulness by virtue of being unreliable or treacherous3. insincerity, falseness, hollowness, untruthfulnessusage: the quality of not being open or truthful; deceitful or hypocriticalWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language