/ Thesaurus / I Synonyms of inadvisability Find synonyms for: Noun1. inadvisability, bad, badnessusage: the quality of being ill-advisedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language