Breadcrumb Home > Thesaurus > B Synonyms of bettor Find synonyms for: Noun1. bettor, better, wagerer, punter, gamblerusage: someone who betsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of bettor (Dictionary) ✖ Related Content Daily Word Quiz: rococo Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language