Breadcrumb Home > Thesaurus > U Synonyms of unaccustomed Find synonyms for: Adjective 1. unaccustomed (vs. accustomed), new, unused usage: not habituated to; unfamiliar with; "unaccustomed to wearing suits" 2. unaccustomed, unusual (vs. usual) usage: not customary or usual; "an unaccustomed pleasure"; "many varieties of unaccustomed foods"; "a new budget of unaccustomed austerity" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of unaccustomed (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: antebellum Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language