/ Thesaurus / J Synonyms of john milton cage jr. Find synonyms for: Noun1. Cage, John Cage, John Milton Cage Jr.usage: United States composer of avant-garde music (1912-1992)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: coincidence Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language