/ Thesaurus / B Synonyms of back matter Find synonyms for: Noun1. back matter, end matter, matterusage: written matter following the main text of a bookWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language