/ Thesaurus / A Synonyms of act on Find synonyms for: Verb1. pursue, follow up on, act on, react, opposeusage: carry further or advance; "Can you act on this matter soon?"2. act on, act, moveusage: regulate one's behavior in accordance with certain information, ideas, or advice; "The Founding Fathers acted on certain moral principles"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: foliage Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language