/ Thesaurus / M Synonyms of mercy seat Find synonyms for: Noun1. mercy seat, throneusage: the throne of God2. mercy seat, coveringusage: the golden covering of the ark of the covenantWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language