/ Thesaurus / B Synonyms of border on Find synonyms for: Verb1. border on, approach, approximate, come closeusage: come near or verge on, resemble, come nearer in quality, or character; "This borders on discrimination!"; "His playing approaches that of Horowitz"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language