/ Thesaurus / I Synonyms of ill service Find synonyms for: Noun1. disservice, ill service, ill turn, injuryusage: an act intended to help that turns out badly; "he did them a disservice"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