/ Thesaurus / S Synonyms of single handedly Find synonyms for: Adverb1. single-handed, single-handedlyusage: without assistance; "I built this house single-handedly"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language