/ Thesaurus / O Synonyms of off base Find synonyms for: Adjective1. off-base, peripheral (vs. central)usage: located outside a military base; "off-base housing"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language