Breadcrumb Home > Thesaurus > O Synonyms of outlast Find synonyms for: Verb1. outlive, outlast, surviveusage: live longer than; "She outlived her husband by many years"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of outlast (Dictionary) ✖ Related Content Daily Word Quiz: triumphalism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language