/ Thesaurus / T Synonyms of trouble free Find synonyms for: Adjective1. trouble-free, untroubled (vs. troubled)usage: without problems or difficulties; "NASA reported a trouble-free launch"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language