/ Thesaurus / A Synonyms of antagonistically Find synonyms for: Adverb1. antagonisticallyusage: in an antagonistic manner; "he behaves antagonistically toward his colleagues"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language