/ Thesaurus / V Synonyms of vapours Find synonyms for: Noun1. blues, blue devils, megrims, vapors, vapours, depressionusage: a state of depression; "he had a bad case of the blues"Noun1. blues, blue devils, megrims, vapors, vapours, depressionusage: a visible suspension in the air of particles of some substance2. vapor, vapour, suspensionusage: the process of becoming a vaporWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loquacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language