Breadcrumb Home > Thesaurus > Z Synonyms of zwieback Find synonyms for: Noun 1. zwieback, rusk, Brussels biscuit, twice-baked bread, toast usage: slice of sweet raised bread baked again until it is brown and hard and crisp WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of zwieback (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: shibboleth Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language