/ Thesaurus / P Synonyms of promptly Find synonyms for: Adverb1. promptly, quickly, quickusage: with little or no delay; "the rescue squad arrived promptly"; "come here, quick!"2. promptly, readily, prontousage: in a punctual manner; "he did his homework promptly"3. promptly, right awayusage: at once (usually modifies an undesirable occurrence); "he promptly forgot the address"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language