/ Thesaurus / S Synonyms of shadow box Find synonyms for: Noun1. shadow box, boxusage: a shallow rectangular box with a transparent front used to protect and display small items (jewelry, coins, etc.)Verb1. shadowbox, boxusage: go through boxing motions without an opponentWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: kiln Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language