/ Thesaurus / J Synonyms of james hargreaves Find synonyms for: Noun1. Hargreaves, James Hargreavesusage: English inventor of the spinning jenny (1720-1778)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language