Breadcrumb Home > Thesaurus > B Synonyms of boarder Find synonyms for: Noun 1. lodger, boarder, roomer, tenant, renter usage: a tenant in someone's house 2. boarder, intruder, interloper, trespasser usage: someone who forces their way aboard ship; "stand by to repel boarders" 3. boarder, schoolchild, school-age child, pupil usage: a pupil who lives at school during term time WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of boarder (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language