/ Thesaurus / W Synonyms of water rate Find synonyms for: Noun1. water-rate, chargeusage: rate per quarter for water from a public supplyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: magnanimous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language