/ Thesaurus / J Synonyms of j. edgar hoover Find synonyms for: Noun1. Hoover, J. Edgar Hoover, John Edgar Hooverusage: United States lawyer who was director of the FBI for 48 years (1895-1972)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language