/ Thesaurus / G Synonyms of great niece Find synonyms for: Noun1. great-niece, grandniece, nieceusage: a daughter of your niece or nephewWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language