/ Thesaurus / C Synonyms of capital offense Find synonyms for: Noun1. capital offense, crime, offense, criminal offense, criminal offence, offence, law-breakingusage: a crime so serious that capital punishment is considered appropriateWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language