/ Thesaurus / S Synonyms of swamp buggy Find synonyms for: Noun1. swamp buggy, marsh buggy, amphibian, amphibious vehicleusage: an amphibious vehicle typically having four-wheel drive and a raised bodyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language