/ Thesaurus / U Synonyms of unlittered Find synonyms for: Adjective1. uncluttered, unlittered, tidy (vs. untidy)usage: having nothing extraneous; "an uncluttered room"; "the unlittered shoulders of the road"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language