/ Thesaurus / T Synonyms of top heavy Find synonyms for: Adjective1. top-heavy, unstable (vs. stable)usage: unstable by being overloaded at the topWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language