/ Thesaurus / F Synonyms of foster daughter Find synonyms for: Noun1. foster-daughter, foster daughter, foster-child, foster child, fosterlingusage: someone who is raised as a daughter although not related by birthWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language