/ Thesaurus / B Synonyms of brininess Find synonyms for: Noun1. brininess, salinity, saltinessusage: the relative proportion of salt in a solutionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language