/ Thesaurus / G Synonyms of ground shaker Find synonyms for: Noun1. ground-shaker, seismosaur, dinosaurusage: huge herbivorous dinosaur of the Cretaceous found in western North AmericaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language