/ Thesaurus / V Synonyms of vigorously Find synonyms for: Adverb1. vigorously, smartlyusage: with vigor; in a vigorous manner; "he defended his ideas vigorously"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rotund Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language