/ Thesaurus / U Synonyms of unshakably Find synonyms for: Adverb1. determinedly, unfalteringly, unshakablyusage: with determination; in a determined manner; "he clung to the past determinedly"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language