/ Thesaurus / I Synonyms of inside information Find synonyms for: Noun1. details, inside information, information, infousage: true confidential information; "after the trial he gave us the real details"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language