/ Thesaurus / L Synonyms of litter lout Find synonyms for: Noun1. litterer, litterbug, litter lout, slob, sloven, pig, slovenly personusage: a person who litters public places with refuseWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language