/ Thesaurus / S Synonyms of stress test Find synonyms for: Noun1. stress test, assay, checkusage: a test measuring how a system functions when subjected to controlled amounts of stressWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language