/ Thesaurus / A Synonyms of antiheretical Find synonyms for: Adjective1. antiheretical, orthodox (vs. unorthodox)usage: opposed to heresyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: quandary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language