Breadcrumb Home > Thesaurus > I Synonyms of intumescence Find synonyms for: Noun 1. intumescence, intumescency, swelling, puffiness, lump usage: swelling up with blood or other fluids (as with congestion) 2. intumescence, intumescency, swelling, chemical process, chemical change, chemical action usage: the increase in volume of certain substances when they are heated (often accompanied by release of water) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of intumescence (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: cognoscenti Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language