/ Thesaurus / H Synonyms of heedfully Find synonyms for: Adverb1. mindfully, heedfully, advertentlyusage: in a careful deliberate mannerWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language