/ Thesaurus / L Synonyms of loaf sugar Find synonyms for: Noun1. sugarloaf, sugar loaf, loaf sugar, sugar, refined sugar, loafusage: a large conical loaf of concentrated refined sugarWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language