/ Thesaurus / D Synonyms of dependability Find synonyms for: Noun1. dependability, dependableness, reliability, reliableness, responsibility, responsiblenessusage: the quality of being dependable or reliableWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language