/ Thesaurus / P Synonyms of proficiently Find synonyms for: Adverb1. proficientlyusage: in a proficient manner; "he dealt proficiently with the problem"WordNet 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