/ Thesaurus / J Synonyms of jnr Find synonyms for: Noun1. Junior, Jr, Jnr, son, boyusage: a son who has the same first name as his fatherWordNet 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