/ Thesaurus / T Synonyms of test suit Find synonyms for: Noun1. test case, test suit, legal action, action, action at lawusage: a representative legal action whose outcome is likely to become a precedentWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language