/ Thesaurus / C Synonyms of civil suit Find synonyms for: Noun1. civil suit, lawsuit, suit, case, cause, causausage: a lawsuit alleging violations of civil law by the defendantWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language