Breadcrumb Home > Thesaurus > B Synonyms of buttress Find synonyms for: Noun 1. buttress, buttressing, support usage: a support usually of stone or brick; supports the wall of a building Verb 1. buttress, reinforce, reenforce usage: reinforce with a buttress; "Buttress the church" 2. buttress, strengthen, beef up, fortify usage: make stronger or defensible; "buttress your thesis" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of buttress (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: catalpa Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language