/ Thesaurus / C Synonyms of crown jewels Find synonyms for: Noun1. crown jewels, regaliausage: regalia (jewelry and other paraphernalia) worn by a sovereign on state occasionsNoun1. crown jewels, regaliausage: the most desirable assets of a corporation; "their crown jewels figured prominently in the takeover attempt"2. crown jewel, assetsusage: a precious stone that is a valuable part of a sovereign's regaliaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: confectionery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language