/ Thesaurus / J Synonyms of j. j. hill Find synonyms for: Noun1. Hill, J. J. Hill, James Jerome Hillusage: United States railroad tycoon (1838-1916)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: lyre Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language